| 000 | 00434nam a22001217a 4500 | ||
|---|---|---|---|
| 008 | 230403b |||||||| |||| 00| 0 eng d | ||
| 040 |
_aNational Science Library _cNational Science Library |
||
| 080 | _a061.6 | ||
| 245 |
_aNational physical laboratory Delhi _c/ Council of scientific and Industrial Research |
||
| 260 |
_aDelhi: _bCouncil of scientific and Industrial Research, _c1960 |
||
| 650 | _aInterim National | ||
| 942 |
_2udc _cBK |
||
| 999 |
_c18111 _d18111 |
||