APA stil citiranja

Guthrie, E., & Powers, F. F. (1950). Educational psychology: Educational psychology. New York: Ronald press company.

Chicago stil citiranja

Guthrie, Edwin, and Francis F. Powers. Educational psychology: Educational psychology. New York: Ronald press company, 1950.

MLA stil citiranja

Guthrie, Edwin, and Francis F. Powers. Educational psychology: Educational psychology. New York: Ronald press company, 1950.