| 000 | 00349nam a2200145Ia 4500 | ||
|---|---|---|---|
| 008 | 230118s9999||||xx |||||||||||||| ||und|| | ||
| 082 | _a530 | ||
| 082 | _bKUM/P | ||
| 100 |
_aaravind _bkumar |
||
| 100 | _ba.nmaheshwari | ||
| 245 | 0 | _aphysics | |
| 260 | _anewdelhi | ||
| 260 | _bnational council of educational research and training | ||
| 260 | _c1989 | ||
| 999 |
_c2341 _d2341 |
||