Stallings , William. <br/><br/>
Data and computer comunications. 

 - New Delhi :  Prentice Hall Of India PvtLtd,  1994 
 - 847. 
<br/><br/><label>ISBN: </label>8120323556  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Data processing computer science
<br/><br/><label>Dewey Class. No.: </label>004.6  / STA