00468cam a22001337a 4500008004000000082001500040100001700055245008900072260003200161300001000193650002600203999001900229952008600248180718b1977   xxu||||| |||| 00| 0 eng d  aR8x54 Se55  aSen, Sukomal  aWorking class of India: history of emergence and movement, 1830-1970cby Sukomal Sen  aCalcuttabK.P. Bagchic1977  a466p.  aLabour unions - India  c354092d354092  00104070aIIPAbIIPAd1993-12-07oR8x54 Se55p52788r2018-07-21w2018-07-21yBK