APA (7e ed.) Bronvermelding
Corey, M. S., Corey, G., & Corey, C. (2016). Groups: Process and practice (10th edition.). Cengage Learning.
Chicago (17e ed.) Bronvermelding
Corey, Marianne Schneider, Gerald Corey, en Cindy Corey. Groups: Process and Practice. 10th edition. San Francisco, CA: Cengage Learning, 2016.
MLA (9e ed.) Bronvermelding
Corey, Marianne Schneider, et al. Groups: Process and Practice. 10th edition. Cengage Learning, 2016.
Let op: Deze citaties zijn niet altijd 100% accuraat.