APA (7th ed.) Citation

Sheppard, P. M. (1967). Natural selection and heredity (3rd ed.). Hutchinson.

Chicago Style (17th ed.) Citation

Sheppard, P. M. Natural Selection and Heredity. 3rd ed. London: Hutchinson, 1967.

MLA (8th ed.) Citation

Sheppard, P. M. Natural Selection and Heredity. 3rd ed. Hutchinson, 1967.