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Studien zur Entwicklungsgeschichte des nordamerikanischen Proletariats
Sombart, Werner, (1905)
Class structure : a critical perspective
Szymanski, Albert, (1983)
Status attainment in the post-communist transition in Central and Eastern Europe
Tufiş, Paula Andreea, (2010)
Mobility into and out of Canadian agricultural
Steeves, Allan D., (1979)
Dissatisfaction and the farm-nonfarm work context
Steeves, Allan D., (1969)
Deprivation, discontent, and social movement participation: Evidence on a contemporary farmers' movement, the NFO
Morrison, Denton E., (1967)