BATES, Regis. J <br/><br/>
Principles of Voice and Data Communications / 
Regis J. Bates and Marcus Bates 
 - New York  McGraw-Hill  c2007 
 - xxviii, 782p.:  ill.; 
<br/><br/> includes index 
<br/><br/><label>ISBN: </label>9780072257328 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Telecommunication<br/>Principles of Voice and Data Communications
<br/><br/><label>Dewey Class. No.: </label>621.382