000 00315nam a2200121Ia 4500
008 190216s9999||||xx |||||||||||||| ||und||
100 _aRupa & Co Newdelhi
245 4 _aThe Trachten Berg Speed System Of Basic Mathematics
260 _bRupa & Co.
_c2003
300 _a270
650 _aMathematics
942 _cBK
999 _c31933
_d31933