000 00296nam a2200121Ia 4500
008 131223s9999 xx 000 0 und d
040 _aISI KOLKATA
041 _aEnglish
082 _a510.7
_bN277(27)
100 _aTwenty-Seventh
245 _aEnrichment Mathematics for the Grades
942 _cBK
999 _c54849
_d54849