00270nam a2200097Ia 4500008004100000082001200041100002200053245007900075260000900154300000900163190415s9999    xx            000 0 und d  aRM.0048  aMukherjee, Kalyam 0aClass-caste polarisation : 1930-1978 :A study of Bhojpur district in Bihar  c1979  a89p.