Avis, Peter. <br/><br/>
Practical Computer Studies 2 / 
Peter Avis. 
 - UK :  Oxprint Ltd, Oxford,  1985 . 
 - vi, 184 pages:  illustration;  25 cm. 
<br/><br/> Include index 
<br/><br/><label>ISBN: </label>0304310247 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computing--Information of Data