000 00267nam a2200109Ia 4500
008 140917b1990 xxu||||| |||| 00| 0 eng d
082 _a331.0954
100 _aP K Sahu
245 _aIndustrial Sickness
260 _aDelhi :
_bDiscovery,
_c1990
700 _aSahu, P K
999 _c224145
_d224145