Forouzan, Behrouz A. <br/><br/>
Data communications and networking / 
Behrouz A. Forouzan and Sophia Chung Fegan 
 - 4th ed. 
 - India  Tata McGraw Hill  2006 
 - 1134 p. 
<br/><br/><label>ISBN: </label>9780070634145 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Transmission Media<br/>Transmission of digital data<br/>Encoding andd modulating<br/>Signals<br/>Computer networksTHe OSI model<br/>Data transmission sysytems
<br/><br/><label>Dewey Class. No.: </label>004.6 FOR-B