Byzantino-Normannica: The Norman Capture of Italy (to A. D. 1081) and the ... - Alexios G. C. Savvides, Alexēs G. K. Savvidēs, Agc Savvides - Google Books

https://books.google.de/books?id=yB72yvVNQr8C&printsec=frontcover&hl=de#v=onepage&q&f=false

The monograph, based on Greek, Latin and Old French primary sources (especially Anna Komnene's Alexiad and William of Apulia's Gesta Roberti Wiscardi), as well as on a wide range of secondary material available in several languages, attempts a detailed…