APA (7th ed.) Citation

Erskine, C. (1926). Natures's law of birth control (1. publ.). Christophers.

Chicago Style (17th ed.) Citation

Erskine, Cicely. Natures's Law of Birth Control. 1. publ. London: Christophers, 1926.

MLA (9th ed.) Citation

Erskine, Cicely. Natures's Law of Birth Control. 1. publ. Christophers, 1926.

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