APA Edition Citation

Sundel, M., & Sundel, S. S. Behavior change in the human services (Sixth edition.). Sage.

Chicago Edition Citation

Sundel, Martin, and Sandra Stone Sundel. Behavior Change in the Human Services. Sixth edition. Los Angeles: Sage.

MLA Edition Citation

Sundel, Martin, and Sandra Stone Sundel. Behavior Change in the Human Services. Sixth edition. Sage.

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