APA (7 ম সংস্করণ) উদ্ধৃতি

(2002). Mental retardation: Definition, classification, and systems of supports. Workbook (10a. ed.). American Association on Mental Retardation.

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

Mental Retardation: Definition, Classification, and Systems of Supports. Workbook. 10a. ed. Washington, D.C: American Association on Mental Retardation, 2002.

M.L.A (9 ম সংস্করণ) উদ্ধৃতি

Mental Retardation: Definition, Classification, and Systems of Supports. Workbook. 10a. ed. American Association on Mental Retardation, 2002.