| 000 | 00458nam a2200157 4500 | ||
|---|---|---|---|
| 003 | OSt | ||
| 008 | 220602b |||||||| |||| 00| 0 eng d | ||
| 082 |
_a513 _bWIR |
||
| 100 | _aWirarathna,C.M. | ||
| 242 | _aPatashaliya anka ganithaya | ||
| 245 | _a පාඨශාලීය අංක ගණිතය | ||
| 260 |
_aColombo : _bSri lanka prakashan samagam, _c1961 |
||
| 300 |
_a544p.; _c18cm |
||
| 650 | 0 | _aNatural sciences and mathematics | |
| 942 |
_2ddc _cLM |
||
| 999 |
_c136371 _d136371 |
||