Buttress, F.A. <br/><br/>
World guide to abbreviations of organizations 

 - 8th ed. revised by H.J. Heaney 
 - LondonGB  Blackie  1988 
 - [4], 777 p. 
<br/><br/><label>Universal Decimal Class. No.: </label>REF 19.02.07 B9895