00346nam a2200145Ia 4500 231217s9999 xx 000 0 und d English 621.38 SCH;3 Schweber, William L Data communications 1988 McGraw-Hill, 564 Data communications AA 163030 163030 2024-01-26 00:00:00 0 621.38 SCH;3 6136 digital/contents/8739.pdf 308.84 2024-01-26 AA 0 0 0 CL 0 ML ML 1993-12-04 Sapna Book House 363.34 EC 21624 16/12/1996 RS 1 54.5 15 2024-01-26 00:00:00 0 001.60321 SCH 'R' 8739 digital/contents/8739.pdf 336.82 2024-01-26 AA 0 0 0 CL 0 ML ML LA 1996-03-11 10.95 CS 1020 22/02/1999 RS 30.76 0 0