000 00304nam a2200133Ia 4500
008 161018s9999 xx 000 0 und d
020 _a9789332902879
100 _aAnnapurna Das
_99844
245 _aMicrowave Engineering
250 _a3Ed
260 _bTmh-N.Delhi
300 _a652P.
490 _a18442
999 _c18442
_d18442