APA (7th ed.) Citation

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

Chicago Style (17th ed.) Citation

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

MLA (9th ed.) Citation

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

Warning: These citations may not always be 100% accurate.