Hamsher, Donald H. <br/><br/>
Communication system engineering handbook : 
Hamsher, Donald H. 
 - New York :     McGraw-Hill,      1967. 
 - xv,1.1-25.27p.  cm. 
<br/><br/><label>Standard No.: </label>99313 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Dewey Class. No.: </label>D65,4g  K7