000			00330nam a2200133Ia 4500
008			160921s9999 xx 000 0 und d
020			_a81-7457-314-3
082			_a812.22.05
100			_aBHATNAGAR,SURESH
245			_aBAL MANOVIGYAN & SHIKSHAN
260			_bVINOD PUSTAK MANDIR, AGRA _c2003
300			_a275/144
942			_cBK
999			_c30877 _d30877