00350nam a2200121Ia 4500 230718s9999||||xx |||||||||||||| ||und|| 621.382 23 CARLSON BRUCE A COMMUNICATION SYSTEMS AN INTRODUCTION TO SIGNALS AND NOISE IN ELECTRICAL COMMUNICATION 4 M G H 2002 NEW DELHI 850 1 0 0 0 ELC NMA NMA WRITTE-OFF 2002-10-05 M/S INFO BOOKS DISTRI.B'LORE 410.00 3434 / 2002-09-26 0 621.38 30060 2023-07-19 00:00:00 2023-07-19 BK 0 0 0 0 ELC NMA NMA STACK2:ELC:10A 2004-10-27 M/S ALLIED PUB BANGALORE 388.80 BAN/CR/005436 / 2004-10-05 0 621.382 23 35073 2025-07-01 00:00:00 2023-07-19 BK 45590 45590