Renton, R. N. <br/><br/>
Telecommunications principles (in MKS units) / 
R. N. Renton 
 - 2nd ed. 
 - London :  Pitman,  c1960. 
 - xiii, 448 p. :  ill. ;  25 cm. 
<br/><br/>Includes index. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Telecommunication.
<br/><br/><label>Dewey Class. No.: </label>621.38  / RET 1960