Stallings, William. <br/><br/>
Data and computer communications / 
By William Stallings ; Contribution by Richard Van Slyke. 
 - 4th ed. 
 - New Delhi :  PHI Learning Pvt Ltd ,  2002. 
 - xxii,659p. ;  24 cm. 
<br/><br/><label>ISBN: </label>9788178086828 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Business information<br/>Distributed data processing<br/>Transmission efficiency
<br/><br/><label>Dewey Class. No.: </label>004.65   / STAW