| 000 | 00403nam a2200145Ia 4500 | ||
|---|---|---|---|
| 008 | 170929s9999 xx 000 0 und d | ||
| 040 | _aMAIN | ||
| 041 | _aEnglish | ||
| 082 |
_a658.3 _b: 622.33 /CAL |
||
| 100 | _aINSTITUTE FOR MINERS & METAL WORKERS' EDUCATION, CALCUTTA | ||
| 245 | _aEFFICANCY OF WORKING TOGETHER IN COALMING INDUSTRY | ||
| 260 |
_bI.M.M.E. _c1989 |
||
| 650 | _aI.R.P.M | ||
| 942 | _cBK | ||
| 999 |
_c6868 _d6868 |
||