| 000 | 00343nam a2200145Ia 4500 | ||
|---|---|---|---|
| 005 | 20260205102544.0 | ||
| 008 | 260111s9999||||xx |||||||||||||| ||und|| | ||
| 082 | _a500 So58S | ||
| 100 | _aSoni,P.L. | ||
| 245 | 0 | _aSachitar Samanya Vigyan(P) | |
| 260 |
_aDelhi _bBharti Bhawan _c1973 |
||
| 300 | _a528p. | ||
| 690 | _aScience | ||
| 942 | _cBK | ||
| 999 |
_c247665 _d247665 |
||