Hamsher Donald H <br/><br/>
Communication system engineering handbook. 
Hamsher Donald H 
 - New York     Mcgraw - Hill      1967 
 - xv,25-27+ Various pagination.  cm. 
<br/><br/><label>Standard No.: </label>99314 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Dewey Class. No.: </label>D65,4g, K7