Robert S De Ropp <br/><br/>
The Master game : pathways to higher consciousness beyond the drug experience 

 - Geroge Allen and Unwin, London  1969 
 - 252p 
<br/><br/><label>ISBN: </label>04-154002-6 
<br/><br/><label>Dewey Class. No.: </label>131.3 DeR