IFLA Journal 

 - Munchen  UNESCO  1991 
 - 455 
 - IFLA News: Volume17 (1991) No. 1 .
<br/><br/>World 
<br/><br/><label>ISBN: </label>3-598-00239-4 
<br/><br/><label>Subjects--Topical Terms: </label> Journal 
<br/><br/><label>Dewey Class. No.: </label>020621