APA (7 वां संस्करण) प्रशस्ति पत्र

HANDMER, J. Ecology, Uncertainty and Policy: Managing ecosystems for sustainability. Prentice Hall.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

HANDMER, J.W. Ecology, Uncertainty and Policy: Managing Ecosystems for Sustainability. Prentice Hall.

एमएलए (8वां संस्करण) प्रशस्ति पत्र

HANDMER, J.W. Ecology, Uncertainty and Policy: Managing Ecosystems for Sustainability. Prentice Hall.

चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.