APA (7th ed.) Citation

Deci, E. L. (1980). The psychology of self-determination. Lexington Books.

Chicago Style (17th ed.) Citation

Deci, Edward L. The Psychology of Self-determination. Lexington, Mass.: Lexington Books, 1980.

MLA (9th ed.) Citation

Deci, Edward L. The Psychology of Self-determination. Lexington Books, 1980.