TY - BOOK AU - Cady Dorothy AU - Niedermiller-Chaffins, Debra AU - Heywood Drew AU - Homer Blaine TI - CNE 3 short course SN - 81-203-1079-9 U1 - 004.6 PY - 1993/// CY - New Delhi PB - Prentice-Hall of India KW - Computer communications KW - Computer network ER -