APA (7th ed.) Citation

HERSEN, M., & EISLER, R. M. (1987). Progress in behavior modification vol. 21. Sage.

Chicago Style (17th ed.) Citation

HERSEN, Michel, and Richard M. EISLER. Progress in Behavior Modification Vol. 21. Newbury Park: Sage, 1987.

MLA (9th ed.) Citation

HERSEN, Michel, and Richard M. EISLER. Progress in Behavior Modification Vol. 21. Sage, 1987.

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