Corey, M. S., & Corey, G. (2006). Groups: Process and practice (7th ed.). Belmont, CA: Thomson Brooks/Cole.
シカゴスタイル引用形Corey, Marianne Schneider, , Gerald Corey. Groups: Process and Practice. 7th ed. Belmont, CA: Thomson Brooks/Cole, 2006.
MLA引用形式Corey, Marianne Schneider, , Gerald Corey. Groups: Process and Practice. 7th ed. Belmont, CA: Thomson Brooks/Cole, 2006.
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