Stewart, A. (2004). The earth moved: On the remarkable achievements of earthworms. Algonquin Books of Chapel Hill.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रStewart, Amy. The Earth Moved: On the Remarkable Achievements of Earthworms. Chapel Hill, N.C.: Algonquin Books of Chapel Hill, 2004.
एमएलए (8वां संस्करण) प्रशस्ति पत्रStewart, Amy. The Earth Moved: On the Remarkable Achievements of Earthworms. Algonquin Books of Chapel Hill, 2004.
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