Smale, P. H.  1986 <br/><br/>
Introduction to telecommunications systems / 
P.H. Smale. 
 - London :  Pitman,  c1986. 
 - iv, 153 p. :  ill.  24cm 
 - Introduction to telecommunication system  by P.H., Smale  Pitman, London  90064152 .
<br/><br/> Accession no. of 2nd copy not found. 
<br/><br/><label>ISBN: </label>0273024426 
<br/><br/><label>LCCN: </label>90064152     
<br/><br/><label>Subjects--Topical Terms: </label><br/>Telecommunication.
<br/><br/><label>Dewey Class. No.: </label>621.38  / S635