"Division of labor." . . "... Occupational mobility; democratic efficiency through the use of human resources" . . . . . . "Occupational Mobility : democratic efficiency through the use of human resources" . . "Occupational mobility; democratic efficiency through the use of human resources"@en . . . . . . . "Occupational mobility democratic efficiency through the use of human resources"@en . "Occupational mobility : democratic efficiency through the use of human resources, submitted... in the Faculty of philosophy, Columbia University" . . . . . . . . "Occupational mobility Democratic efficiency through the use of human resources" . . . . . . "Occupational mobility : democratic efficiency through the use of human resources" . . . . "... Occupational mobility democratic efficiency through the use of human resources"@en . "Occupational Mobility. Democratic efficiency through the use of human resources"@en . . . . . . . "Wages." . . "Occupations." . . . . "Vocational education." . . "Arbeidsmarkt." . .