Mowry, G. E. (1958). The progressive movement, 1900-1920: Recent ideas and new literature. Service Center for Teachers of History.
Chicago-viite (17. p.)Mowry, George E. The Progressive Movement, 1900-1920: Recent Ideas and New Literature. Washington: Service Center for Teachers of History, 1958.
MLA-viite (8. p.)Mowry, George E. The Progressive Movement, 1900-1920: Recent Ideas and New Literature. Service Center for Teachers of History, 1958.
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