Sundel, M., & Sundel, S. S. (2005). Behavior change in the human services: Behavioral and cognitive principles and applications (5th ed.). Sage Publications.
Style de citation Chicago (17e éd.)Sundel, Martin, et Sandra Stone Sundel. Behavior Change in the Human Services: Behavioral and Cognitive Principles and Applications. 5th ed. Thousand Oaks, Calif: Sage Publications, 2005.
Style de citation MLA (9e éd.)Sundel, Martin, et Sandra Stone Sundel. Behavior Change in the Human Services: Behavioral and Cognitive Principles and Applications. 5th ed. Sage Publications, 2005.
Attention : ces citations peuvent ne pas être correctes à 100%.