APA (7th ed.) Citation

Gates, R. R. (1946). Human genetics. The Macmillan company.

Chicago Style (17th ed.) Citation

Gates, R. Ruggles. Human Genetics. New York: The Macmillan company, 1946.

MLA (9th ed.) Citation

Gates, R. Ruggles. Human Genetics. The Macmillan company, 1946.