000 00326nam a2200121Ia 4500
008 211209s1989 xx 000 0 und d
041 _aeng
082 _a621.3919 N89 HAY
100 _aHAYKIN S
245 _aINTRODUCTION TO ANALOG AND DIGITAL COMMUNICATIONS
260 _aSINGAPORE
_bJOHN WILEY AND SONS
_c1989
300 _a652
999 _c35437
_d35437