Não informado. (1978). Journal for Specialists in Group Work. Association for Specialists in Group Work.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিNão informado. Journal for Specialists in Group Work. Thousand Oaks, Calif: Association for Specialists in Group Work, 1978.
M.L.A (8 ম সংস্করণ) উদ্ধৃতিNão informado. Journal for Specialists in Group Work. Association for Specialists in Group Work, 1978.
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