000 00325nam a2200121Ia 4500
020 _a0070557829
100 _aMischa Schwartz
245 _aInformation Transmission Modulationand Noise:A Unified Approach to Communication Systems
250 _a3
260 _c1987
_bMC GRAW HILL
_aNew Delhi
300 _axv+646
942 _cBK
999 _c17626
_d17626