Παραπομπή APA

Harper, R. J. (1964). Cognitive processes readings. Prentice Hall.

Παραπομπή Chicago Style

Harper, Robert J.C. Cognitive Processes Readings. New Jersey: Prentice Hall, 1964.

Παραπομπή MLA

Harper, Robert J.C. Cognitive Processes Readings. Prentice Hall, 1964.