Heron, J. (1996). Co-operative inquiry: Research into the human condition. Sage.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रHeron, John. Co-operative Inquiry: Research into the Human Condition. London: Sage, 1996.
एमएलए (9वां संस्करण) प्रशस्ति पत्रHeron, John. Co-operative Inquiry: Research into the Human Condition. Sage, 1996.
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