Shay, William A <br/><br/>
Understanding Data Communications and Networks 
Shay, William A 
 - 3rd ed. 
 - Hyderabad   BS Publications  2022 
 - 766p. 
<br/><br/><label>ISBN: </label>9788178001791  995 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computer Science 
<br/><br/><label>Dewey Class. No.: </label>004