Software for printed indexes:   A guide 
/ Aslib 
 - London:   Aslib,   1981 
 - 98p. 
<br/><br/><label>ISBN: </label>0851421423 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Information technology
<br/><br/><label>Universal Decimal Class. No.: </label>D 681.3.06:001.815  / M1