Johnson, Alan <br/><br/>
Electronics  : a systems approach 
/Alan Johnson 
 - London  Hodder and Stoughton  1987 
 - xi, 195 p. 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>340371560 
<br/><br/><label>Dewey Class. No.: </label>621.381  / JOH