Keefe, Donald J. <br/><br/>
Thomism and the ontological theology of Paul Tillich:  a comparison of systems/ 
by Donald J. Keefe. 
 - Leiden:  E. J. Brill,  1971. 
 - xii, 360 p. ;  24 cm. 
<br/><br/>Includes bibliographical references (p.336-344). 
<br/><br/><label>Subjects--Personal Names: </label><br/>Tillich, Paul