Gandhe,S K, Ruddar datt, & sushmita mitra. (1996). Open learning system in India. Indira gandhi open university.
शिकागो स्टाइल उद्धरणGandhe,S K, Ruddar datt, और sushmita mitra. Open Learning System in India. New Delhi: Indira gandhi open university, 1996.
एमएलए उद्धरणGandhe,S K, et al. Open Learning System in India. Indira gandhi open university, 1996.
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