Baron, Renee, <br/><br/>
The Enneagram Made Easy : 

 -  HarperOne,  1994. 
 - 176 pages 
<br/><br/><label>ISBN: </label>9780062510266 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Psychology.
<br/><br/><label>Dewey Class. No.: </label>155.26  / BAR