Brown.J. & Glazier.E.V.D. <br/><br/>
Telecommunications-The General Principles. 

 - 1st Ed. 
 -  English Language Book Society.  1974 
 - 370p.  21 cm. 
<br/><br/><br/>Text in English 
<br/><br/><label>Subjects--Facted Index Terms: </label><br/>ELN
<br/><br/><label>Index Terms--Genre/Form: </label><br/>F-02
<br/><br/><label>Dewey Class. No.: </label>24F-670  / BRO