APA (7th ed.) Citation

Gilchrist, F. G. (1968). A survey of embrology. National Book Store.

Chicago Style (17th ed.) Citation

Gilchrist, Francis G. A Survey of Embrology. [Manila: National Book Store, 1968.

MLA (9th ed.) Citation

Gilchrist, Francis G. A Survey of Embrology. National Book Store, 1968.