Rieker, Hans -Ulrich <br/><br/>
The Secret of meditation 
Hans Ulrich Rieker ; translated from German by A.J. Pomerans. 
 - London  Rider and Company  1955 
 - ii,iii,ii,206p.;19cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Meditation Prayer. 
<br/><br/><label>Dewey Class. No.: </label>242  / R33S