May, Rollo.
Paulus: reminiscences of a friendship /
Rollo May 
. - New York : Harper & Row, Publishers,  1973 
. - vii, 113 p.  21 cm. 
<br/><label>  ISBN: </label>0-06-065535-6 
<br/><br/><label>Subjects--Personal Names: </label><br/>Tillich, Paul 1886-1965