Mayo, Elton
The Social problems of an industrial civilization : with an appendix on the political problem
Routledge, 1949
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Fitzgerald, Walter
Africa : a social, economic and political geography of its major regions
Methuen, 1952
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Faunce, William A.
Problems of an industrial society / William A. Faunce
McGraw-Hill, 1968
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Blum, Milton L.
Industrial psychology and its social foundations
Harper & Brothers , 1956
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Bossing, Nelson L.
Solving our problems in a democracy
Laidlaw Brothers, 1956
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