Retske, Gene, <br/><br/>
A guide to competitive international telecommunications / 
by Gene Retske 
 - 240 páginas :  ilustraciones 
<br/><br/><label>ISBN: </label>1578200725 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Rendimiento<br/>Telecomunicaciones
<br/><br/><label>LC Class. No.: </label>HE7631  / R47