000			00305nam a2200121Ia 4500
008			170102s9999 xx 000 0 und d
020			_cRS. 495.002
100			_aAnnapurna Das
245			_aMicrowaves eng. 2nd ed. _cAnnapurna Das
260			_aDelhi _bMcgraw- Hill _c2011
300			_a556
942			_cBooks
999			_c10909 _d10909