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.
Lua i Stíl Chicago (17ú heag.)Doehaerd, 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.
Lua MLA (8ú heag.)Doehaerd, 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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