Berger, J. (2018). Extreme conservation: Life at the edges of the world. The University of Chicago Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रBerger, Joel. Extreme Conservation: Life at the Edges of the World. Chicago, IL: The University of Chicago Press, 2018.
एमएलए (8वां संस्करण) प्रशस्ति पत्रBerger, Joel. Extreme Conservation: Life at the Edges of the World. The University of Chicago Press, 2018.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.