Comer, Douglas, <br/><br/>
Computer networks and Internets / 
Douglas E. Comer, Department of Computer Sciences, Purdue University, West  Lafayette, IN 47907. 
 - 6th ed. 
 - Chennai :  Pearson Education,  2019 
 - 667 pages :  illustrations ;  24 cm. 
<br/><br/> Previous edition: Upper Saddle River, N.J.: Pearson Prentice Hall, 2009. 
<br/><br/><label>ISBN: </label>9780133587937 (pbk.) 0133587932 (pbk.) 9789352869152 (pbk) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computer networks.<br/>Internetworking (Telecommunication)
<br/><br/><label>Dewey Class. No.: </label>004.6  / C7345