Dokumentuaren aipamena

APA (7th ed.) Zitazioa
Ullmann, W. (1966). The Individual and Society in the Middle Ages. Johns Hopkins Press.
Chicago Style (17th ed.) Zitazioa
Ullmann, Walter. The Individual and Society in the Middle Ages. Baltimore: Johns Hopkins Press, 1966.
MLA (9th ed.) Zitazioa
Ullmann, Walter. The Individual and Society in the Middle Ages. Johns Hopkins Press, 1966.
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