Gregorios, Paulos Mar. <br/><br/>
The human presence  ecological spirituality and the Age of the Spirit /  [manuscript] : 
by Paulos Mar Gregorios. 
 - New York :  Amity House,  c1987. 
 - 121 p. 
<br/><br/><label>ISBN: </label>0916349144 (pbk) 
<br/><br/><label>LCCN: </label>87072246