Russell, Travis <br/><br/>
Signaling System # 7 

 - 3rd 
 - New York  McGraw Hill 
 - Soft Binding  xxx       575 
<br/><br/><br/>English 
<br/><br/><label>ISBN: </label>0-07-13119-7 
<br/><br/><label>Subjects--Topical Terms: </label>--Signaling, System # 7
<br/><br/><label>Dewey Class. No.: </label>621.3822 RUS-S