Directory of special libraries and information centers 

 - 17th ed. 
 - London:   Gale Research Company,   1994 
 - 11205p. 
<br/><br/> Vol. 1, 1994  
<br/><br/><label>ISSN: </label>0731-633X  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Directory
<br/><br/><label>Subjects--Index Terms: </label>Special libraries  Library information centers  
<br/><br/><label>Universal Decimal Class. No.: </label>D 026+002.6(71+73)  / N4.1