Encyclopedia of information systems and services 1985-86 

 - 6th ed. 
 - Detroit:   Gale Research Company,  1985 
 - 1230p. 
<br/><br/>Vol.1 ( United State volume); Isbn: 0-8103-1538-6<br/>Vol.2 ( International volume); Isbn: 0-8103-1541-6; 669p. 
<br/><br/><label>ISBN: </label>0-8103-1537-8 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Encyclopedia
<br/><br/><label>Subjects--Index Terms: </label>Information  Information storage  
<br/><br/><label>Universal Decimal Class. No.: </label>D 002.61(71+73)  / L1:M51-2