APA (7th ed.) Citation

National Research Council of the Philippines & Velasquez, C. C. (1983). Philippine science encyclopedia: Biological sciences. National Research Council of the Philippines.

Chicago Style (17th ed.) Citation

National Research Council of the Philippines and Carmen C. Velasquez. Philippine Science Encyclopedia: Biological Sciences. Bicutan, Taguig: National Research Council of the Philippines, 1983.

MLA (9th ed.) Citation

National Research Council of the Philippines and Carmen C. Velasquez. Philippine Science Encyclopedia: Biological Sciences. National Research Council of the Philippines, 1983.