| 000 | 00319nam a22001097a 4500 | ||
|---|---|---|---|
| 999 |
_c8069 _d8069 |
||
| 003 | OSt | ||
| 005 | 20200704130753.0 | ||
| 008 | 200704b ||||| |||| 00| 0 eng d | ||
| 245 | _aIndian Standard-Code of practice for noise reduction in industrial buildings | ||
| 260 |
_aNew Delhi _bBureau of Indian standards |
||
| 942 | _2ddc | ||