(1997). The Ecological Community Ediled By Roger S.gottlieb. Routledge.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रThe Ecological Community Ediled By Roger S.gottlieb. Routledge, 1997.
एमएलए (8वां संस्करण) प्रशस्ति पत्रThe Ecological Community Ediled By Roger S.gottlieb. Routledge, 1997.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.