Tanenbaum, Andrew S <br/><br/>
Computer networks / 
Andrew S. Tanenbaum. 
 - 2nd ed 
 - Quezon City :  Forefront Book Co,  1989. 
 - xv, 658 p. : ill. 
<br/><br/> Includes bibliography and index. 
<br/><br/><label>ISBN: </label>971-517005-5 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computer networks