| 000 | 00423cam a2200181ua 4500 | ||
|---|---|---|---|
| 020 | _c7.50 | ||
| 041 |
_aeng _h |
||
| 082 |
_a535 _bHAR/PR |
||
| 100 | _aHarnam, Singh . | ||
| 245 |
_aPrinciples of light / _cHarnam Singh. _hTextual Documents |
||
| 250 |
_a1 / _b. |
||
| 260 |
_aNew Delhi : _bS.Chand and Co , _c1965. |
||
| 300 | _a287 ; . | ||
| 365 | _a7.50 | ||
| 504 | _a | ||
| 942 | _cBK | ||
| 999 |
_c7496 _d7496 |
||