000 00323nam a2200121Ia 4500
008 190415s9999 xx 000 0 und d
082 _aRB.0085
100 _aBiswas, Dipti Kumar
245 0 _aImpact of nationalization of coal mines : A sociological study of some selected
260 _c0
300 _a201p.
942 _cBK
999 _c15154
_d15154