"Survey research center (Ann Arbor, Mich.)" . . "Recursos humanos." . . "Sociale geografie." . . "United States of America; political and social history; after 1865; social conditions and relations; mobility." . . "Arbeidsmigratie." . . "U.S. asca Redevelopment Administration." . . "Arbeitsmobilität." . . "Main-d'œuvre Mobilité." . . "Pauvres États-Unis." . . . . "Arbeidseconomie." . . "Trabajadores." . . "Bureau of Employment Security, Department of Labor" . . "Verenigde Staten; politieke en sociale geschiedenis; periode na de burgeroorlog; sociale toestanden en verhoudingen; bijzondere aspecten; mobiliteit." . . "University of Michigan. Institute for Social Research. Economic Behavior Program." . . "Institute for Social Research Survey Research Center" . . "Main-d'œuvre Mobilité États-Unis." . . . "The geographic mobility of labor: a summary report" . "The geographic mobility of labor : a summary report" . . . . . . "The geographic mobility of labor; a summary report [Prepared for the Area Redevelopment Administration byJohn B. Lansing and Nancy Barth]"@en . . . . . . . . . . . . . . . . "Geographic mobility of labor" . . . "The geographic mobility of labor a summary report"@en . . "The geographic mobility of labor : With the assistance of Nancy Barth (o.fl.a.)" . . . . . . . . . . . . . . "The geographic mobility of labor : a report" . . . . . . . . . . . "The geographic mobility of labor. By John B. Lansing, Eva Mueller, with the assistance of Nancy Barth [and others], etc"@en . . . . . "The geographic mobility of labor A report of a project supported in part by a research grant from the welfare administration, department of health, education and welfare" . . "The geographic mobility of labor. A report of a project supported in part by a research grant from the Welfare Administration, Department of Health, Education and Welfare. ... With the assistance of N. Barth, W. Ladd [and] J. Lean"@en . . . . . . . . . "The geographic mobility of labor"@en . . "The geographic mobility of labor" . . "The Geographic mobility of labor" . . . . . . . . . . . . . . . . . . . .