Lings, Martin. <br/><br/>
What is sufism? / 
Martin Lings. 
 - Cambridge :  Islamic Texts Society,  c1993 
 - 133 p. ;  22 cm. 
<br/><br/> Originally published: London : Allen and Unwin, 1975. 
<br/><br/>Includes bibliographical references and indexes. 
<br/><br/><label>ISBN: </label>0946621411 (pbk) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sufism.
<br/><br/><label>LC Class. No.: </label>BP189  / .L5 1993