Tohutoro APA (7th ed.)
Douglas, T. (2000). Basic groupwork (2nd ed.). Routledge.
Tohutoru Kātū Chicago (17th ed.)
Douglas, Tom. Basic Groupwork. 2nd ed. London ; New York: Routledge, 2000.
Tohutoro MLA (9th ed.)
Douglas, Tom. Basic Groupwork. 2nd ed. Routledge, 2000.
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