Church, state, and Christian society at the time of the investiture contest / by Gerd Tellenbach ; translated by R. F. Bennett. - Tellenbach, Gerd, 1903- (OLS)http://pul/name/891; Bennett, Ralph Francis. (OLS)http://pul/name/90890 (Basil Blackwell, 1948)
Inlude indici e riferimenti bibliografici.