Penfold, R.A. <br/><br/>
An introduction to computer peripherals /  [Book]. 
by R.A. & J.W. Penfold. 
 - Shepherds Bush road, London :   Bernard Babani Pub,   1985 
 - 65p. :   ill. ;   18cm. 
 - BP ;  170 .
<br/><br/><label>ISBN: </label>0859341445 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computer input-output equipment.<br/>Microcomputers.