APA (7th ed.) Citation

Schottelius, B. A., & Schottelius, D. D. (1979). Textbook of physiology (18th ed.). National Book Store.

Chicago Style (17th ed.) Citation

Schottelius, Byron A., and Dorothy D. Schottelius. Textbook of Physiology. 18th ed. Manila: National Book Store, 1979.

MLA (9th ed.) Citation

Schottelius, Byron A., and Dorothy D. Schottelius. Textbook of Physiology. 18th ed. National Book Store, 1979.