,  <br/><br/>
Liber Annualis 1990 / 

 - Roma :   Pontificia Universitas Gregoriana ;  1990. 
 - 547 p. ; 
<br/><br/> includes index and biblioraphy 
<br/><br/><label>ISBN: </label>   
<br/><br/><label>Dewey Class. No.: </label>M64  / L615