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|---|---|---|---|
| 008 | 180710s9999 xx 000 0 und d | ||
| 020 | _a139546 | ||
| 082 |
_a512.7 _bOPE |
||
| 100 | _aOPEN University of Sri Lanka | ||
| 245 | _aMathematics : unite 1 numbers and functions MAU 111 | ||
| 260 |
_aNugegoda _bThe Open University of Sri Lanka _c0 |
||
| 300 | _avaried paging | ||
| 942 | _cPR | ||
| 999 |
_c71053 _d71053 |
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