On-line databases:  analysis and bibliography/ 
by Infotech International.- 
 - England  Infotech Internationala limited,  c 1977. 
 - v, 324p.:  24cm 
<br/><br/> include index 
<br/><br/><label>ISBN: </label>85539370X 
<br/><br/><label>Source: </label>B-3604 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Database
<br/><br/><label>LC Class. No.: </label>QA76  / .B66 1977