| 000 | 00469nam a2200169Ia 4500 | ||
|---|---|---|---|
| 008 | 131223s9999 xx 000 0 und d | ||
| 040 | _aISI KOLKATA | ||
| 041 | _aEnglish | ||
| 082 |
_a510.71 _bOr68 |
||
| 110 | _aOrganisation for European Economic Co-operation | ||
| 245 | _aNew thinking in school mathematics | ||
| 260 |
_aParis _bO E E C _c1961 |
||
| 300 | _a246p | ||
| 440 | _aO E E C : new thinking in school science; 1 | ||
| 650 | _aMathematics | ||
| 942 | _cBK | ||
| 999 |
_c49320 _d49320 |
||