Bowden, John William,  M.A..
The life and pontificate of Gregory the Seventh  /
John William Bowden,  M.A. 
. - London : Printed for J. G. F. & J. Rivington,  1840- 
. - т.  23 см. 
<br/><br/><label>Subjects--Personal Names: </label><br/>Георгій  VII  папа  1015-1085