| 000 | 00360nam a2200133 4500 | ||
|---|---|---|---|
| 027 |
_aCS 39 : 1968 _q1968 |
||
| 080 | _a691.421 | ||
| 942 | _cSD | ||
| 110 | _aBUREAU OF CEYLON STANDARDS | ||
| 245 | _aCS 39 : 1968 : Specification for common burnt clay building bricks | ||
| 260 |
_aColombo _bBureau of Ceylon Standards |
||
| 300 | _a10p. | ||
| 500 | _aSTD2086 | ||
| 999 |
_c177553 _d177553 |
||