Giorgio Levi Della Vida Conference (4th :  University of California, Los Angeles).  1973 : <br/><br/>
Islam and cultural change in the middle ages / 
edited by Speros Vryonis, Jr. 
 - Wiesbaden :  Otto Harrassowitz,  1975. 
 - 150 p. ;  25 cm. 
<br/><br/><label>ISBN: </label>3447016086 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Islamic Empire--History--Congresses.<br/>Islam--History--Congresses.
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Near East--Civilization--Congresses.