00309nam a2200121Ia 4500008004100000082001000041100001700051245006200068250001200130260002900142300000800171650000800179191201s2011    xx            000 0 und d  a331.1  aSINHA, P.R.N 0aIndustrial Relations, Trade Unions and Labour Legislation  aImp 7th  aNew DelhibPearsonc2011  a632  aMBA