00378pab a2200133 454500008004000000100001800040245009500058260000900153300001300162362000800175650001000183650001800193773003300211180718b1997   xxu||||| |||| 00| 0 eng d  aBrowne, Irene  aExplaining the black-white gap in labor force participation among women heading households  c1997  ap.236-52  aApr  aWomen  aLabour market  aAmerican Sociological Review