APA (7 वां संस्करण) प्रशस्ति पत्र
Gilliam, F. S. (2014). The herbaceous layer in forests of eastern North America (Second edition.). Oxford University Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र
Gilliam, Frank S. The Herbaceous Layer in Forests of Eastern North America. Second edition. New York, New York: Oxford University Press, 2014.
एमएलए (9वां संस्करण) प्रशस्ति पत्र
Gilliam, Frank S. The Herbaceous Layer in Forests of Eastern North America. Second edition. Oxford University Press, 2014.
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