King, W. L. M. (1918). Industry and humanity: A study in the principles under-lying industrial reconstruction. Houghton Mifflin company.
Lua i Stíl Chicago (17ú heag.)King, William Lyon Mackenzie. Industry and Humanity: A Study in the Principles Under-lying Industrial Reconstruction. Boston and New York: Houghton Mifflin company, 1918.
Lua MLA (8ú heag.)King, William Lyon Mackenzie. Industry and Humanity: A Study in the Principles Under-lying Industrial Reconstruction. Houghton Mifflin company, 1918.
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