000			00320nam a2200133Ia 4500
008			211214s9999 xx 000 0 und d
100			_aYadav,N.
245			_aUnderstanding Economic Development Class X
260			_bNCERT _c2013
300			_axii,92
500			_a2238/30-05-2014
650			_aEconomics
942			_cBK
999			_c54654 _d54654