APA (7 वां संस्करण) प्रशस्ति पत्र
Dernback, J. C. (2001). Sustainable development: Now more than ever. Environmental Law Institute.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र
Dernback, John C. Sustainable Development: Now More than Ever. Washington, D.C.: Environmental Law Institute, 2001.
एमएलए (9वां संस्करण) प्रशस्ति पत्र
Dernback, John C. Sustainable Development: Now More than Ever. Environmental Law Institute, 2001.
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