APA (7th ed.) Citation

Yen, D. E., & Gutierrez, H. G. (1975). The ethnobotany of the Tasaday: The useful polants. Bustamante Press.

Chicago Style (17th ed.) Citation

Yen, D. E., and Hermes G. Gutierrez. The Ethnobotany of the Tasaday: The Useful Polants. Quezon City: Bustamante Press, 1975.

MLA (9th ed.) Citation

Yen, D. E., and Hermes G. Gutierrez. The Ethnobotany of the Tasaday: The Useful Polants. Bustamante Press, 1975.