Obolensky, Dmitri. <br/><br/>
The Bogomils; a study in Balkan neo-Manichaeism. 

 - Cambridge,  University Press  1948. 
 - xiii, 317 p. 
<br/><br/> photostat reproduction. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Bogomiles.<br/>Manichaeism.