000			00337nam a2200145Ia 4500
008			150224s9999 xx 000 0 und d
082			_a371.33 KUM
100			_a"Bala, Rajani"
245			_aEducational Technology
250			_a2008
260			_bAlfa Publications; Delhi
300			_a371.33 KUM
938			_b200001
942			_2ddc _cBK
999			_c925 _d925