000 00262nam a2200109Ia 4500
008 160930s9999 xx 000 0 und d
100 _aI.I.T.
245 _aElectronic Communication - I Module - 3
260 _aNew Delhi
_bIIT
_c1997
300 _a26p.
942 _cDB
999 _c9538
_d9538