000 00283nam a2200121Ia 4500
008 220108s9999||||xx |||||||||||||| ||und||
100 _aR.S. AGGARWAL
245 0 _aOBJECTIVE ARTHMETIC
260 _bS.CHAND, NEW DELHI
_c2008
300 _a635
650 _aMATHEMATICS
942 _cREF
999 _c16259
_d16259