Harnack, Adolf von <br/><br/>
What is Christianity? 

 - New York   Harper & Brothers,  1957 
<br/><br/><label>ISBN: </label>1614270163 
<br/><br/><label>Subjects--Index Terms: </label>Christianity > Essence, genius, nature >  Christianity > Essence, genius, nature 
<br/><br/><label>Dewey Class. No.: </label>230