Ulrich's international periodicals directory 1990 - 91; now including irregular serials and annuals. Vol.1 - 3. Ed - 29 

 - New York  Reed Publishing(USA) Inc., ,  1990 
 - lv+5640p 
<br/><br/><label>Universal Decimal Class. No.: </label>05(058)  / BOW,1-3.90