| 000 | 00425 a2200169 4500 | ||
|---|---|---|---|
| 999 |
_c40554 _d42101 |
||
| 003 | ISURa | ||
| 008 | 150121b xxu||||| |||| 00| 0 eng d | ||
| 041 | _aEnglish | ||
| 082 |
_a516 _bSIL |
||
| 100 |
_aSilva , P.T.F.D. _938441 |
||
| 245 | _aගණිතය | ||
| 260 |
_c1991 _aNugegoda _bOpen University |
||
| 300 |
_bill. _c29 cm. _aVi , 65 p. |
||
| 650 |
_aMathematics _979977 |
||
| 650 |
_aGeometry _9616 |
||
| 942 |
_cSR _2ddc |
||