Não informado. (2011). Professional Psychology, Research and Practice. American Psychological Association.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিNão informado. Professional Psychology, Research and Practice. Arlington, Va: American Psychological Association, 2011.
M.L.A (8 ম সংস্করণ) উদ্ধৃতিNão informado. Professional Psychology, Research and Practice. American Psychological Association, 2011.
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