APA (7th ed.) Citation

Petri, H. L. (1981). Motivation: Theory and research. Wadsworth.

Chicago Style (17th ed.) Citation

Petri, Herbert L. Motivation: Theory and Research. Belmont, Calif: Wadsworth, 1981.

MLA (9th ed.) Citation

Petri, Herbert L. Motivation: Theory and Research. Wadsworth, 1981.

Warning: These citations may not always be 100% accurate.