Greene, A. N. (2008). Horses at work: Harnessing power in industrial America. Harvard University Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रGreene, Ann Norton. Horses at Work: Harnessing Power in Industrial America. Cambridge, Mass.: Harvard University Press, 2008.
एमएलए (9वां संस्करण) प्रशस्ति पत्रGreene, Ann Norton. Horses at Work: Harnessing Power in Industrial America. Harvard University Press, 2008.
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