| 000 | 00383nam a2200145Ia 4500 | ||
|---|---|---|---|
| 008 | 130223s9999 xx 000 0 und d | ||
| 100 | _aRoy, Sankarsan, Mukherjee, K.N. | ||
| 245 | _aExploration in some major coalfields of India | ||
| 260 | _aCalcutta | ||
| 260 | _c1977 | ||
| 300 | _a1-582p. | ||
| 440 | _aGeological Survey of India, Mi | ||
| 901 | _pS29934 | ||
| 942 |
_cB _2udc |
||
| 999 |
_c121977 _d121977 |
||