The world of the Sufi  an anthology of writings about Sufis and their work 
introduction by Idries Shah 
 - London  Octagon Press  1979 
 - 307 p. ; 24 cm. 
<br/><br/><label>ISBN: </label>0900860669 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sufism--Addresses, essays, lectures