GIBSON,JERRY D. <br/><br/>
PRINCIPLES OF DIGITAL AND ANALOG COMMUNICATIONS 

 - USA  1990 
 - 521 p.  41 cm. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>0-02-946300-9 
<br/><br/><label>Dewey Class. No.: </label>