Contemplative Community: An Interdisciplinary Symposium. Number 21.. /
Ed. by M.B.Pennington, OCSO 
. - Washington : Cistercian Publications Consortium Press,  1972 
. - 366 p.  22 cm. 
 - ((Cistercian Studies Series). )
<br/><label>  ISBN: </label>0-87907-800-6