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Headland, Thomas NWhy the Philippine Negrito languages are endangered2010Sociolinguistics
Headland, Thomas NManaging the natural resources of the Sierra Madre: what is the role of the Agta1999Anthropology
Uehara, Ray TDeveloping the Agta demographic database: a computer scientist's adventure into the world of anthropology2009Practicing AnthropologyAnthropology, Language Technology
Headland, Thomas NEndangered languages and SIL’s role in recording rare data for posterity1997Notes on AnthropologyAnthropology, Sociolinguistics
Headland, Thomas NInformation rate, information overload, and communication problems in the Casiguran Dumagat New Testament1981Notes on TranslationAnthropology
Headland, Thomas NSpirit beings1971Notes on TranslationTranslation
Headland, Thomas NWhy foragers do not become farmers: a historical study of a changing ecosystem and its effects on a Negrito hunter-gatherer group in the Philippines1986Anthropology
Headland, Thomas NTaxonomic disagreement in a culturally salient domain: botany versus utility in a Philippine negrito taxonomic system1981Anthropology
Lagip ni Tariri1971
Pakodyan tam a mangibut ta saket a tibi1969
Lagip na Agta1965
Libru a pégbasaan1979
Puruméru / Ikadua / Ikatello / Ikaepat / Ikalima a libru a pegbasaan 1-51965
Tu aso sakay tu bakokol1965
Philippine reader1965
Magadal kitam a magbasa1979
Headland, Thomas NAn ethnobotanical anomaly: The dearth of binomial specifics in a folk taxonomy of a Negrito hunter-gatherer society in the Philippines1983Journal of EthnobiologyAnthropology
Headland, Thomas NParadise revised1990The SciencesAnthropology
Headland, JanetCase-marking particles in Casiguran Dumagat1966Philippine Journal for Language TeachingLinguistics
Headland, Thomas N. and Janet D. HeadlandLimitation of human rights, land exclusion, and tribal extinction: The Agta Negritos of the Philippines1997Human OrganizationAnthropology, Sociolinguistics
Headland, Thomas NInternational economics and tribal subsistence: a report of a microeconomic study of a Negrito hunter-gatherer society in the wake of the Philippine crisis of 19831985Philippine Quarterly of Culture and SocietyAnthropology
Headland, Thomas NThe wild yam question: How well could independent hunter-gatherers live in a tropical rain forest ecosystem?1987Human EcologyAnthropology
Headland, Thomas NAgta Negritos of the Philippines1984Cultural Survival QuarterlyAnthropology
Hemley, RobinLaurie Reid's importance to the Tasaday controversy2005Anthropology
Headland, Thomas NReport of eastern Luzon language survey1975Philippine Journal of LinguisticsLanguage Assessment
Headland, Thomas N. and Alan HealeyGrammatical sketch of Dumagat (Casiguran)1974Pacific Linguistics ALinguistics
Headland, Thomas NNegrito religions: Negritos of the Philippines Islands1987Anthropology
Headland, Thomas NPopulation decline in a Philippine Negrito hunter-gatherer society1989American Journal of Human BiologyAnthropology
Headland, Thomas N. and Janet D. HeadlandWesternization, deculturation, or extinction among Agta Negritos? The Philippine population explosion and its effect on a rainforest hunting and gathering society1994Anthropology
Headland, Thomas N. and Janet HeadlandRice cultivation practices in a Negrito foraging society in northeastern Luzon, Philippines1988International Rice Research NewsletterAnthropology
Howell, NancyThe demographic puzzle of the Philippine Agta [review of Population dynamics of a Philippine rain forest people: the San Ildefonso Agta]1999Current AnthropologyAnthropology, Community Development
Early, John D. and Thomas N. HeadlandPopulation dynamics of a Philippine rain forest people: The San Ildefonso Agta1998Anthropology
Headland, Thomas NTeeth mutilation among the Casiguran Dumagat1977Philippine Quarterly of Culture and SocietyAnthropology
Headland, Thomas NBasketballs for bows and arrows: deforestation and Agta culture change2004Cultural Survival QuarterlyAnthropology
Headland, Thomas N. and Lawrence A. ReidHolocene foragers and interethnic trade: a critique of the myth of isolated independent hunter-gatherers1991Center for Archaeological Investigations Occasional PaperAnthropology
Headland, Thomas NThe Casiguran Dumagats today and in 19361975Philippine Quarterly of Culture and SocietyAnthropology
Headland, Thomas N. and Elmer WolfendenThe vowels of Casiguran Dumagat1967Linguistics
Headland, Thomas NImposed values and aid rejection among Casiguran Agta1985Humanities SeriesAnthropology, Community Development
Headland, Thomas NTime allocation, demography, and original affluence in a Philippine Negrito hunter-gatherer society1990Anthropology, Community Development
Headland, Thomas NEcosystemic change in a Philippine tropical rainforest and its effect on a Negrito foraging society1988Tropical EcologyAnthropology
Headland, Thomas NKinship and social behavior among Agta Negrito hunter-gatherers1987EthnologyAnthropology
Headland, Thomas NCultural ecology, ethnicity, and the Negritos of northeastern Luzon: a review article1980Asian PerspectivesAnthropology
Headland, Thomas N. and Janet D. HeadlandA Dumagat (Casiguran) - English dictionary1974Pacific Linguistics CLinguistics
Griffin, P. Bion and Thomas N. HeadlandThe Agta of the Philippines1994Anthropology
The Agta People: A Photographic Depiction of the Casiguran Agta People of Northern Aurora Province, Luzon Island, the Philippines2011Anthropology
Headland, Thomas NThe indigenous peoples’ rights act ’A triumph of political will’1999SIL Electronic Working PapersCommunity Development
Headland, Thomas N. and P. Bion Griffin, compilersA bibliography of the Agta Negritos of Eastern Luzon, Philippines1997SIL Electronic Working PapersAnthropology, Library/Museum/Archiving, Linguistics
Headland, Thomas N., Janet D. Headland, and Ray T. UeharaAgta Demographic Database: chronicle of a hunter-gatherer community in transition2007SIL Language and Culture Documentation and DescriptionAnthropology, Community Development
Headland, Thomas NThirty endangered languages in the Philippines2003Work Papers of the Summer Institute of Linguistics, University of North Dakota SessionSociolinguistics
Letrato na Agta2010Anthropology