Partner, Peter 1924-.
The lands of St. Peter: the Papal State in the Middle Ages and the early Renaissance /
Peter Partner 
. - Berkeley : Los Angeles : University of California press,  1972 
. - xvii, 471 p.  ill., map.  24 cm. 
<br/>К.: Бібліогр. в підрядк. прим., Index 
<br/><label>  ISBN: </label>0-520-02181-9