000 00299nam a2200121Ia 4500
008 230303s9999 xx 000 0 und d
041 _aeng
082 _a621.382 LAT
100 _aLATHI (B.P.)
245 _aModern Digital & Analog Communication Systems
260 _aNew Delhi
_bPHI
365 _cRS
999 _c174733
_d174733