APA (7th ed.) Citation

Cockrum, E. L. (1966). Biology. W. B. Saunders.

Chicago Style (17th ed.) Citation

Cockrum, E. Lendell. Biology. London: W. B. Saunders, 1966.

MLA (9th ed.) Citation

Cockrum, E. Lendell. Biology. W. B. Saunders, 1966.