Guillaume d'Orange four twelfth - century epics. 

 - New York :  Columbia university,  c1974. 
 - 311 p. 
 - Records of civilization : sources and studies, No.92 .
<br/><br/><label>ISBN: </label>0231038097 
<br/><br/><label>LC Class. No.: </label>PQ 1481  / .A3  / F4