APA (7th ed.) Citation

Knapp, M. (2012). The Oxford Companion to American Politics. Library Journal, 137(18), 91.

Chicago Style (17th ed.) Citation

Knapp, Maggie. "The Oxford Companion to American Politics." Library Journal 137, no. 18 (2012): 91.

MLA (8th ed.) Citation

Knapp, Maggie. "The Oxford Companion to American Politics." Library Journal, vol. 137, no. 18, 2012, p. 91.

Warning: These citations may not always be 100% accurate.