000 00267nam a2200121Ia 4500
008 220201s2011 xx 000 0 eng d
041 _aENG
100 _aSHARMA, R D
245 0 _aMATHEMATICS
260 _aDELHI
_bDHANPAT RAI
_c2011
300 _a30.44
942 _2ddc
999 _c63298
_d63298