Ratzinger, Joseph Cardinal. Schönborn, Christoph.  <br/><br/>
Introduction to the Catechism of the Catholic Church / 

 - San Francisco :  Ignatius Press,   1994. 
 - 97 p. 
<br/><br/><label>ISBN: </label>0898704855 
<br/><br/><label>Dewey Class. No.: </label>268.9  / RAT