Lings, Martin,  1909-2005 <br/><br/>
What is sufism? / 
Martin Lings. 
 - London :  George Allen&Unwin Ltd. ,  1975 
 - 133 p. ;  22 cm. 
<br/><br/><label>ISBN: </label>0042970318  0042970326 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sufism
<br/><br/><label>LC Class. No.: </label>BP189