APA Style

Stevenson, F. J. (1982). Humus chemistry : genesis, composition, reactions . New York: John Wiley & Sons.

Chicago Style

Stevenson, F. J. Humus chemistry : genesis, composition, reactions. New York: John Wiley & Sons, 1982. Text.

MLA Style

Stevenson, F. J. Humus chemistry : genesis, composition, reactions. New York: John Wiley & Sons, 1982. Text.

Turabian Style

Stevenson, F. J. Humus chemistry : genesis, composition, reactions. New York: John Wiley & Sons, 1982. Print.