L. Ron Hubbard <br/><br/>
Digenetics 55 

 - 12th ed. 
 - Copenhagen  :New Era Publications,  1982. 
 - xiv, 174p.  ;22cm. 
<br/><br/><label>ISBN: </label>87-7336-204-2 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Dianetic
<br/><br/><label>LC Class. No.: </label>BF131.H92