APA (7 वां संस्करण) प्रशस्ति पत्र
Gorman, H. S. (2013). The story of N: A social history of the nitrogen cycle and the challenge of sustainability. Rutgers University Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र
Gorman, Hugh S. The Story of N: A Social History of the Nitrogen Cycle and the Challenge of Sustainability. New Brunswick, N.J.: Rutgers University Press, 2013.
एमएलए (9वां संस्करण) प्रशस्ति पत्र
Gorman, Hugh S. The Story of N: A Social History of the Nitrogen Cycle and the Challenge of Sustainability. Rutgers University Press, 2013.
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