| 000 | 00402nam a2200157Ia 4500 | ||
|---|---|---|---|
| 008 | 190516s9999 xx 000 0 und d | ||
| 100 |
_aSethi, N.K. and Raizada, S.B. _96403 |
||
| 245 | 0 | _aText-Book of Optics | |
| 250 | _a3 | ||
| 260 |
_bPremier Publishing Co. _c1950 _aDelhi |
||
| 300 | _a494 | ||
| 600 |
_tPhysics _91741 |
||
| 650 |
_aPhysics _91741 |
||
| 942 | _cBK | ||
| 999 |
_c121153 _d121153 |
||