European Association for Research on Learning and Education. (1991). Learning and Instruction. Pergamon Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रEuropean Association for Research on Learning and Education. Learning and Instruction. Oxford, Inglaterra: Pergamon Press, 1991.
एमएलए (8वां संस्करण) प्रशस्ति पत्रEuropean Association for Research on Learning and Education. Learning and Instruction. Pergamon Press, 1991.
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