000 00434nam a22001577a 4500
005 20260728105325.0
008 260728b |||||||| |||| 00| 0 eng d
020 _a000
041 _aeng
082 _a338.272
_bSIN/C
100 _aSinclair, John
245 _aCoal-Mining Economics organization and Management
_c/ by John Sinclair
260 _aLondon:
_bSir Isaac Pitman & Sons, Ltd.,
_c1957.
300 _avi, 337p.;
942 _cBK
999 _c49576
_d49576