Bolshakoff, Sergius, Pennington, Basil M., O.C.S.O..
In Search of True Wisdom: Visits to eastern Spiritual Fathers /

. - Garden City,  New York : Doubleday and Company, Inc.,  1979 
. - x, 178 p.  22 cm. 
<br/><label>  ISBN: </label>0-385-14791-0