Halder, Somenath
Occupational health hazard: a case study of stone chip manufacturing plant in Malda district, West Bengal - 2008 - p.277-92.
Occupational diseases - India - West Bengal
Occupational diseases
Occupational health hazard: a case study of stone chip manufacturing plant in Malda district, West Bengal - 2008 - p.277-92.
Occupational diseases - India - West Bengal
Occupational diseases
