Doehaerd, R. (1978). The early Middle Ages in the West: Economy and society. North-Holland Pub. Co. ; distributors for the U.S.A. and Canada, Elsevier North-Holland.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रDoehaerd, Renée. The Early Middle Ages in the West: Economy and Society. Amsterdam : New York: North-Holland Pub. Co. ; distributors for the U.S.A. and Canada, Elsevier North-Holland, 1978.
एमएलए (8वां संस्करण) प्रशस्ति पत्रDoehaerd, Renée. The Early Middle Ages in the West: Economy and Society. North-Holland Pub. Co. ; distributors for the U.S.A. and Canada, Elsevier North-Holland, 1978.
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