| 000 | 00578nam a22001697a 4500 | ||
|---|---|---|---|
| 100 | _aSaxena, Balbir. | ||
| 245 | _aVaigyanik Yug Mein Petrolium Ka Yogdan | वैज्ञानिक युग में पेट्रोलियम का योगदान | ||
| 260 |
_aNew Delhi _bPraveen Prakashan _c1991 |
||
| 999 |
_c34850 _d34850 |
||
| 003 | OSt | ||
| 005 | 20210325132757.0 | ||
| 008 | 210325b ||||| |||| 00| 0 eng d | ||
| 040 | _c------ | ||
| 082 |
_a553.282 _bS98V |
||
| 300 |
_a72 p. : _billus. ; |
||
| 650 |
_aEconomic geology. _991405 |
||
| 942 | _cBK | ||