Fraenkel,Jack R. (2006). How to design and evaluate research in education. New York: McGraw-Hill.
शिकागो स्टाइल उद्धरणFraenkel,Jack R. How to Design and Evaluate Research in Education. New York: McGraw-Hill, 2006.
एमएलए उद्धरणFraenkel,Jack R. How to Design and Evaluate Research in Education. New York: McGraw-Hill, 2006.
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