APA (7th ed.) Citation

Cocks, C., Holloran, P., & Lessoff, A. (2009). Historical dictionary of the Progressive Era. Scarecrow Press.

Chicago Style (17th ed.) Citation

Cocks, Catherine, Peter Holloran, and Alan Lessoff. Historical Dictionary of the Progressive Era. Lanham, Md.: Scarecrow Press, 2009.

MLA (9th ed.) Citation

Cocks, Catherine, et al. Historical Dictionary of the Progressive Era. Scarecrow Press, 2009.