Shrader, Robert L. <br/><br/>
Electronic communication 
Robert L. Shrader 
 - 6th ed. 
 -  c.1991 
<br/><br/><label>ISBN: </label>0070571570 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Electronics--EL
<br/><br/><label>Dewey Class. No.: </label>621.38 SHR