Lythall, R <br/><br/>
The j & p switcher book 

 - New Delhi :  Aditya Books,  1994. 
 - 793 
<br/><br/><label>ISBN: </label>81-85353-36-0 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Electrical Electronics Communication,
<br/><br/><label>Dewey Class. No.: </label>621.317  / LYT