The Latin Church in Norman Italy - G. A. Loud - Google Books

http://books.google.de/books?id=hmYZEhZfEYAC&pg=PA221&dq=Petrus+Diaconus+Tusculum+Sturz+Oderisius%E2%80%99&hl=de&ei=nHcVTs2yFsT1

First published in 2007, this was the first significant study of the incorporation of the Church in southern Italy into the mainstream of Latin Christianity during the eleventh and twelfth centuries. Professor G. A. Loud examines the relationship between…