Cita APA

Underwood, B. J. (1957). Psychological research. Appleton-Century-Crofts.

Chicago Edition Citation

Underwood, Benton J. Psychological Research. New York: Appleton-Century-Crofts, 1957.

Cita MLA

Underwood, Benton J. Psychological Research. Appleton-Century-Crofts, 1957.