APA (7th ed.) Citation

Averill, L. A. (1924). Elements of educational psychology. Houghton Mifflin co..

Chicago Style (17th ed.) Citation

Averill, Lawrence Augustus. Elements of Educational Psychology. Boston, New York [etc.]: Houghton Mifflin co., 1924.

MLA (9th ed.) Citation

Averill, Lawrence Augustus. Elements of Educational Psychology. Houghton Mifflin co., 1924.