Patton, M. Q. (2002). Qualitative research and evaluation methods. Thousand Oaks, Calif: Sage Publications.
शिकागो स्टाइल उद्धरणPatton, Michael Quinn. Qualitative Research and Evaluation Methods. Thousand Oaks, Calif: Sage Publications, 2002.
एमएलए उद्धरणPatton, Michael Quinn. Qualitative Research and Evaluation Methods. Thousand Oaks, Calif: Sage Publications, 2002.
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