APA (7 ম সংস্করণ) উদ্ধৃতি

Não informado. (1966). Programmed learning and educational technology. Association for Programmed Learning.

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

Não informado. Programmed Learning and Educational Technology. London: Association for Programmed Learning, 1966.

M.L.A (8 ম সংস্করণ) উদ্ধৃতি

Não informado. Programmed Learning and Educational Technology. Association for Programmed Learning, 1966.

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