Housley, N. (ca. 1982). The Italian crusades : the Papal-Angevin alliance and the crusades against Christian lay powers, 1254 - 1343 [Book]. Clarendon Press.
Chicago Manual of Style 17th edition (author-date)Housley, Norman. 1982. The Italian crusades : the Papal-Angevin alliance and the crusades against Christian lay powers, 1254 - 1343. Book. Oxford: Clarendon Press.
Springer - Basic (author-date)Housley N (1982) The Italian crusades : the Papal-Angevin alliance and the crusades against Christian lay powers, 1254 - 1343. Clarendon Press, Oxford
Springer - Lecture Notes in Computer Science1.Housley, N.: The Italian crusades : the Papal-Angevin alliance and the crusades against Christian lay powers, 1254 - 1343. Clarendon Press, Oxford (1982).
DIN 1505-2 (author-date, Deutsch) - standard superseded by ISO-690Housley, Norman ; ; ; : The Italian crusades : the Papal-Angevin alliance and the crusades against Christian lay powers, 1254 - 1343. book. Oxford : Clarendon Press, 1982 — ISBN 0198219253