00250nam a2200109 a 450000500170000002000150001708200160003210000200004824500200006826000310008830000210011920251203091613.0  a0860915069  a305.5,bcar  aCarling, Alan,H  aSocial division  aLoNew Delhion: Versoc1991  axii, 422p.c22cm