Não informado. (1997). Professional School Counseling. American School Counselor Association.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিNão informado. Professional School Counseling. Alexandria, Va: American School Counselor Association, 1997.
M.L.A (8 ম সংস্করণ) উদ্ধৃতিNão informado. Professional School Counseling. American School Counselor Association, 1997.
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