Guthrie, G. (2010). Basic research methods: An entry to social science research. Sage publication.
शिकागो स्टाइल उद्धरणGuthrie, Gerard. Basic Research Methods: An Entry to Social Science Research. New Delhi: Sage publication, 2010.
एमएलए उद्धरणGuthrie, Gerard. Basic Research Methods: An Entry to Social Science Research. Sage publication, 2010.
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