APA (7th ed.) Citation

Sheppard, A., & Godfrey, N. D. (1941). A survey of civilization (2d ed.). Longmans, Green and Co..

Chicago Style (17th ed.) Citation

Sheppard, Albert, and Noel Davis Godfrey. A Survey of Civilization. 2d ed. New York ; London, [etc]: Longmans, Green and Co., 1941.

MLA (8th ed.) Citation

Sheppard, Albert, and Noel Davis Godfrey. A Survey of Civilization. 2d ed. Longmans, Green and Co., 1941.