Corey, M. S., & Corey, G. (2002). Groups: Process and practice (6th ed.). Australia ; Pacific Grove, CA: Brooks/Cole-Thomson Learning.
Trích dẫn kiểu ChicagoCorey, Marianne Schneider, và Gerald Corey. Groups: Process and Practice. 6th ed. Australia ; Pacific Grove, CA: Brooks/Cole-Thomson Learning, 2002.
MLA citiranjeCorey, Marianne Schneider, và Gerald Corey. Groups: Process and Practice. 6th ed. Australia ; Pacific Grove, CA: Brooks/Cole-Thomson Learning, 2002.
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