Powell, L. P. (1919). The social unrest: Capital, labor and the public in turmoil. Review of Reviews Co..
Chicago Style (17. basım) AtıfPowell, Lyman Pierson. The Social Unrest: Capital, Labor and the Public in Turmoil. New York: Review of Reviews Co., 1919.
MLA (8th ed.) AtıfPowell, Lyman Pierson. The Social Unrest: Capital, Labor and the Public in Turmoil. Review of Reviews Co., 1919.
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