APA aipamena

Gast, Y. M. (1929). Fundamentals of educational psychology. Benj. H. Sanborn.

Chicago Style aipamena

Gast, Yrc Morris. Fundamentals of Educational Psychology. Chicago: Benj. H. Sanborn, 1929.

MLA aipamena

Gast, Yrc Morris. Fundamentals of Educational Psychology. Benj. H. Sanborn, 1929.