| 000 | 00360nam a22001217a 4500 | ||
|---|---|---|---|
| 999 |
_c8067 _d8067 |
||
| 003 | OSt | ||
| 005 | 20200704125531.0 | ||
| 008 | 200704b ||||| |||| 00| 0 eng d | ||
| 082 | _aUDC 699-844 | ||
| 245 | _aIndian Standard code of practicb for sound insulation of non-industrial building-1950-1962 | ||
| 260 |
_aNew Delhi _bBureau of Indian standards |
||
| 942 | _2ddc | ||