00520nam a22001937a 4500 1919 1919 SLTCLib 260114b ce ||||| |||| 00| 0 eng d 8121920000 English 621.391 SCH Schwartz, Mischa 3424 Communication Systems and Techniques New Delhi S. Chand & Company 1996 618p. 238 communication systems 3422 Bennett, William R. 3423 Stein, Seymour ddc MLN 3725 Ishara wickramage 3725 Ishara wickramage 0 0 ddc 0 0 LEC SLTC SLTC LES 2026-01-14 Donation 1050.00 621.391 SCH 000405 2026-01-14 2026-01-14 MLN