00542nam a2200217Ia 4500 230125s9999 xx 000 0 und d 81-7635-258-6 eng 004.65 DER FRE Derfler F J 110053 How networks work 4th ed 1999 Techmedia publications New Delhi 212p Networking Networking Computer Management Derfler F J & Freed L 110054 72 86783 86783 2 0 0 0 HIMR HIMR 1999-07-08 M Book services 480.00 004.65 DER/FRE B01602 HIMR-BK-1602 2023-01-25 00:00:00 408.00 1999-08-07 BK B01602