Singh, K. (2008). Quantitative social research methods. Sage publications.
शिकागो स्टाइल उद्धरणSingh, Kultar. Quantitative Social Research Methods. New Delhi: Sage publications, 2008.
एमएलए उद्धरणSingh, Kultar. Quantitative Social Research Methods. Sage publications, 2008.
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