APA (7th ed.) Citation

Underwood, B. J. (1949). Experimental psychology: An introduction. Appleton-Century-Crofts.

Chicago Style (17th ed.) Citation

Underwood, Benton J. Experimental Psychology: An Introduction. New York: Appleton-Century-Crofts, 1949.

MLA (9th ed.) Citation

Underwood, Benton J. Experimental Psychology: An Introduction. Appleton-Century-Crofts, 1949.