Mills, M. T. <br/><br/>
Telecommunications systems design, v.1  transmission systems 
by M. T. Mills and B. G. Evans 
 - London  George Allen & Unwin  1973 
 - 271p. 
<br/><br/><label>ISBN: </label>0046210180 
<br/><br/><label>Dewey Class. No.: </label>621.38  / N731.1