2010. Why the Philippine Negrito Languages Are Endangered. In Endangered Languages of Austronesia. Margaret Florey, ed. Oxford Univerisity Press. Pp. 110-118 [with seven color photographs following p. 178]
2009 Agta (Casiguran Dumagat). The World Color Survey. Paul Kay, Brent Berlin, William Merrifield, et al., eds. Stanford, CA: CSLI Publications. Pp. 65-71.
2003. Introduction. In Language and Life: Essays in Memory of Kenneth L. Pike. Mary Ruth Wise, T. Headland, and R. Brend, eds. Pp. xvii-xxvii. Dallas: SIL International and the University of Texas at Arlington, Publications in Linguistics 139.
2003. A Tribute to the Life of Kenneth L. Pike: A Perspective from One of His Students. In Language and Life: Essays in Memory of Kenneth L. Pike. Mary Ruth Wise, T. Headland, and R. Brend, eds. Pp. 11-20. Dallas: SIL International and the University of Texas at Arlington, Publications in Linguistics 139.
2002. Tropical Deforestation and Culture Change among the Agta of the Sierra Madre, Eastern Luzon: A Photographic Depiction. In What Place for Hunter-Gatherers in Millennium Three?T. Headland and D. Blood, eds. Pp. 59-76. Dallas: SIL International and International Museum of Cultures, Publications in Ethnography 39.
2002. Why Southeast Asian Negritos are a Disappearing People: A Case Study of the Agta of Eastern Luzon, Philippines. In What Place for Hunter-Gatherers in Millennium Three?Thomas Headland and Doris Blood, eds. Pp. 25-39. Dallas: SIL International and International Museum of Cultures, Publications in Ethnography 39.
2001. Do Hunter-Gatherers Need Supplemental Food Sources to Live in Tropical Rain Forests? Yes: T. Headland. No: S. Bahuchet, Doyle McKey, and Igor de Garine, with a Summary and a Postscript by K. Endicott and R. Welsch.. In Taking Sides: Clashing Views on Controversial Issues in Anthropology.Kirk Endicott and R. Welsch, eds. Pp. 226-249. Guilford, CT: McGraw-Hill/Dushkin. [Reprinted in second ed. 2003.]
1999. Managing the Natural Resources of the Sierra Madre: What is the Role of the Agta? InCo-Managing the Environment: The Natural Resources of the Sierra Madre Mountain Range. Eileen Bernardo and Denyse Snelder, eds. Pp. 67-75. Leiden: Leiden University.
1996. Anthropological Perspectives on the Causes, Consequences, and Solutions of Deforestation. InTropical Deforestation: The Human Dimension. Leslie Sponsel, Thomas Headland, and Robert Bailey, eds. Pp. 3-52. New York: Columbia University Press. (Co-author with L. Sponsel and R. Bailey). [Posted online on Google Books.]
1994. Westernization, Deculturation, or Extinction Among Agta Negritos? The Philippine Population Explosion and Its Effect on a Rainforest Hunting and Gathering Society. InHunters and Gatherers In the Modern Context, Vol. 1. Linda J. Ellanna, ed. Pp. 272-284. Fairbanks: University of Alaska. (Co-author: Janet Headland).
1991. How Juan Got His Wife From Above [Analysis of an Agta Folktale]. In The Maiden of Many Nations: The Skymaiden Who Married a Man from EarthHazel J. Wrigglesworth, ed. Pp. 211-215. Manila: Linguistic Society of the Philippines. (Co-author with Pompoek Aduanan).
1991. Holocene Foragers and Interethnic Trade: A Critique of the Myth of Isolated Independent Hunter-Gatherers. InBetween Bands and States: Interaction in Small-Scale SocietiesSusan Gregg, ed. Pp. 333-340. Carbondale: Southern Illinois University. (Co-author: Lawrence Reid).
1990. Introduction: A Dialogue Between Kenneth Pike and Marvin Harris on Emics and Etics. InEmics and Etics: The Insider/Outsider Debate. Thomas Headland, Kenneth Pike, and Marvin Harris, eds. Pp. 13-27. Newbury Park, Ca.: Sage.
1990. Time Allocation, Demography, and Original Affluence in a Philippine Negrito Hunter-Gatherer Society. InSixth International Conference on Hunting and Gathering Societies: Precirculated Papers and Abstracts. Vol. 1. Pp. 427-439. Fairbanks: University of Alaska.
1985. A Selected Bibliography of the Agta Negritos of Eastern Luzon, Philippines. InThe Agta of Northeastern Luzon: Recent Studies P. Bion Griffin and Agnes Estioko-Griffin, eds. Pp. 166-175. Cebu City: San Carlos Publications. (Co-author with Bion Griffin).
1985. Imposed Values and Aid Rejection Among Casiguran Agta. InThe Agta of Northeastern Luzon: Recent Studies. P. Bion Griffin and A. Estioko-Griffin, eds. Pp. 102-118. Cebu City: University of San Carlos.
1984. Casiguran Dumagat Kinship Terminology. In A Sampling of Philippine Kinship Patterns. Richard E. Elkins and Gail R. Hendrickson, eds. Pp. 69-73. Manila: Summer Inst. of Ling. (Co-author: Janet Headland).
1971. Casiguran Dumagat [Phonological Description and Vocabulary]. In Philippine Minor Languages: Word Lists and Phonologies . Lawrence A. Reid, ed. Pp. 9, 45ff. Oceanic Linguistics Special Publication No. 8. Honolulu: University of Hawaii Press.
1967. The Vowels of Casiguran Dumagat. InStudies in Philippine Anthropology. Mario D. Zamora, ed. Pp. 592-596. Quezon City: Alemar-Phoenix. (Co-author: Elmer Wolfenden).