The International directory of business information sources and services. 

 - London :  Europa Publications,  1986. 
 - 378 p. ;  24 cm. 
<br/><br/><label>ISBN: </label>0946653186 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Commerce--Infromation services--Directories.<br/>Business--Information services--Directories.<br/>Trade and profession associations--Directories.