TY  - BOOK
AU  - Comer,Douglas
TI  - Computer networks and Internets 
SN  - 9780133587937 (pbk.)
U1  - 004.6 23
KW  - Computer networks
KW  - Comer, Douglas, Computer Networks and internets
N1  - Previous edition: Upper Saddle River, N.J.: Pearson Prentice Hall, 2009
ER  -