Wells, K., & Biegel, D. E. (1991). Family preservation services: Research and evaluation. Sage Publications.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रWells, Kathleen, और David E. Biegel. Family Preservation Services: Research and Evaluation. Newbury Park, Calif. ; London ; New Delhi: Sage Publications, 1991.
एमएलए (8वां संस्करण) प्रशस्ति पत्रWells, Kathleen, और David E. Biegel. Family Preservation Services: Research and Evaluation. Sage Publications, 1991.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.