TY - JOUR A1 - Clark, W.A.V. A1 - Davies Withers, S. T1 - Family migration and mobility sequences in the United States: Spatial mobility in the context of the life course Y1 - 2007 DO - 10.4054/DemRes.2007.17.20 JF - Demographic Research VL - 17 IS - 20 ER -