Witteveen, H. J.  1921- <br/><br/>
Universal sufism / 
H.J. Witteveen. 
 - Shaftesbury :  Element,  c1997. 
 - xiii, 178 p., [8] p. of plates :  ill. ;  22 cm. 
<br/><br/>Includes bibliography (p. [171]-173) and index. 
<br/><br/><label>ISBN: </label>1862040931 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sufism
<br/><br/><label>LC Class. No.: </label>BP189