000 00337nmm a2200133Ia 4500
008 160331s9999 xx 000 0 und d
040 _aNit, Silchar
041 _aEnglish
100 _aSchweber, William
245 _aElectronic communication systems: A complete course
250 _a4th ed.
260 _aNew Delhi
_bPHI
942 _cCD
999 _c22717
_d22717