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| 005 | 20201209122357.0 | ||
| 008 | 180712s9999 xx 000 0 und d | ||
| 020 | _a9552301084 | ||
| 041 | _aEN | ||
| 082 |
_a604.2 _bOPE _223 |
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| 110 |
_9110315 _aOpen university of Sri lanka |
||
| 245 | _aEngineering drawing-MEF 2301, diploma in technology level two-half credit course-Text book 2, blocks 4,5,6 & 7 units 12-26 | ||
| 260 |
_aNigegoda _bOpen University of Sri Lanka _c1991 |
||
| 300 | _a56 p. | ||
| 509 | _aNS | ||
| 650 | _aEngineering drawing | ||
| 942 | _cS | ||