Cole, Marion. <br/><br/>
Introduction to Telecommunications:  Voice, Data, and the Internet 

 - New Delhi :  Pearson Education,   c2000. 
 - xvi, 592 p.:  [E23] 
<br/><br/>This book is having appendixes. 
<br/><br/><label>ISBN: </label>8178083132 
<br/><br/><label>Dewey Class. No.: </label>621.385  / COL/INT