APA (7th ed.) Citation

Bentley, K. W. (1965). The alkaloids. Interscience Publishers.

Chicago Style (17th ed.) Citation

Bentley, K. W. The Alkaloids. New York: Interscience Publishers, 1965.

MLA (9th ed.) Citation

Bentley, K. W. The Alkaloids. Interscience Publishers, 1965.