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Green, Fletcher (January 1947). "Duff Green, Militant Journalist of the Old School". The American Historical Review. 52 (2): 258–9. doi:10.2307/1841273. JSTOR1841273.
jstor.org
Green, Fletcher (January 1947). "Duff Green, Militant Journalist of the Old School". The American Historical Review. 52 (2): 258–9. doi:10.2307/1841273. JSTOR1841273.