APA Style

Stevenson, Stevenson. (1982). HUMUS CHEMISTRY GENESIS, COMPOSITION, REACTIONS . New York: John Wiley & Sons.

Chicago Style

Stevenson, Stevenson. HUMUS CHEMISTRY GENESIS, COMPOSITION, REACTIONS. New York: John Wiley & Sons, 1982. Text.

MLA Style

Stevenson, Stevenson. HUMUS CHEMISTRY GENESIS, COMPOSITION, REACTIONS. New York: John Wiley & Sons, 1982. Text.

Turabian Style

Stevenson, Stevenson. HUMUS CHEMISTRY GENESIS, COMPOSITION, REACTIONS. New York: John Wiley & Sons, 1982. Print.