Arguimbau, Lawrence Baker. <br/><br/>
Frequency modulation 
[by] L. B. Arguimbau and R. D. Stuart. 
 - London  Methuen;  [1956] 
 - 96 p.  illus.  18 cm. 
<br/><br/><label>Subjects--Index Terms: </label>Radio frequency modulation 
<br/><br/><label>Dewey Class. No.: </label>621.384152  / ARG