Koestler, Arthur,  1905-1983. <br/><br/>
The thirteenth tribe :  the Khazar empire and its heritage / 
Arthur Koestler. 
 - 1st American ed. 
 - New York :  Random House,  c1976. 
 - 255 p. :  map ;  22 cm. 
<br/><br/> Includes index. 
<br/><br/>Bibliography: p. [241]-246. 
<br/><br/><label>ISBN: </label>0394402847 :  $8.95 
<br/><br/><label>LCCN: </label>76010317 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Khazars.
<br/><br/><label>LC Class. No.: </label>DK 34.K45  / K59 1976