Beg, M. A. J., <br/><br/>
Social mobility in Islamic civilization - the classical period / 
by Muhammad Abdul Jabbar Beg. 
 - Kuala Lumpur:  University of Malaya,  1981. 
 - 82 pages;  20 cm. 
<br/><br/> Includes indexes 
<br/><br/>Includes bibliographical notes 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Social groups--Case studies.
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Islamic Empire--Social conditions.<br/>Iran--Social conditions.<br/>Iraq--Social conditions.