00307nam a2200097Ia 4500008004000000082001600040100002200056245007100078260005300149300000700202210210b1970   xxu||||| |||| 00| 0 eng d  a307.76 FIEU  aFIELD (Arthur J).  aUrban power structures: problems in theory and research. an essay.  aCambridge.bSchenkman Publishing Company.,c1970  a60