Opie, C. (2004). Doing educational research: A guide for first-time researchers. Vistaar Pubs.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रOpie, Clive. Doing Educational Research: A Guide for First-time Researchers. Vistaar Pubs, 2004.
एमएलए (9वां संस्करण) प्रशस्ति पत्रOpie, Clive. Doing Educational Research: A Guide for First-time Researchers. Vistaar Pubs, 2004.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.