Imperial lives and letters of the eleventh century /
translated by Theodor E. Mommsen, Karl F. Morrison ; with an historical introduction by Karl F. Morrison ; edited by Robert L. Benson 
. - New York : London : Columbia University Press,  1962 
. - x, 215 p.  25 cm. 
 - (The Records of civilization : sources and studies  ; no. 67 )
<br/>К.: Бібліогр. : c. 204-208, Index 
<br/><br/><label>Subjects--Personal Names: </label><br/>Conrad II  Holy Roman Emperor  ca. 990-1039 <br/>Henry IV  Holy Roman Emperor  1050-1106