APA (7th ed.) Citation

Gonzales, P. C., & Rees, C. P. (1988). Birds of the Philippines. Haribon Foundation for the Conservation of Natural Resources.

Chicago Style (17th ed.) Citation

Gonzales, Pedro C., and Colin P. Rees. Birds of the Philippines. Manila: Haribon Foundation for the Conservation of Natural Resources, 1988.

MLA (9th ed.) Citation

Gonzales, Pedro C., and Colin P. Rees. Birds of the Philippines. Haribon Foundation for the Conservation of Natural Resources, 1988.