APA (7th ed.) Citation

Irwin, F. W. (1971). Intentional behavior and motivation: A cognitive theory. Lippincott.

Chicago Style (17th ed.) Citation

Irwin, Francis W. Intentional Behavior and Motivation: A Cognitive Theory. Philadelphia: Lippincott, 1971.

MLA (9th ed.) Citation

Irwin, Francis W. Intentional Behavior and Motivation: A Cognitive Theory. Lippincott, 1971.

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