Duby, G. (1978). The early growth of the European economy: Warriors and peasants from the seventh to the twelfth century. Cornell University Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रDuby, Georges. The Early Growth of the European Economy: Warriors and Peasants from the Seventh to the Twelfth Century. Cornell University Press, 1978.
एमएलए (9वां संस्करण) प्रशस्ति पत्रDuby, Georges. The Early Growth of the European Economy: Warriors and Peasants from the Seventh to the Twelfth Century. Cornell University Press, 1978.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.