Vishvakarma, Uttam Chand
Economic survey of labour conditions in Pench Valley coalfields of Madhya Pradesh (in Hindi) - University of Saugar 1978 - 319p.
COAL MINERS - MADHYA PRADESH - PENCH VALLEY
MINERS///COAL MINERS
TV.0054
Economic survey of labour conditions in Pench Valley coalfields of Madhya Pradesh (in Hindi) - University of Saugar 1978 - 319p.
COAL MINERS - MADHYA PRADESH - PENCH VALLEY
MINERS///COAL MINERS
TV.0054