000 00336nam a2200145Ia 4500
008 211013s9999 xx 000 0 und d
082 _a153.93
_bAGG
100 _aBy Aggarwal, R.S
_91572
245 0 _aArithmetic
250 _a1st
260 _c2015
_bS Chand
_aNew Delhi
300 _a549p.
650 _aArithmetic
_910291
942 _cBK
999 _c7403
_d7403