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(en) Sharon Presley et Crispin Sartwell, Exquisite Rebel : the Essays of Voltairine De Cleyre : Anarchist, Feminist, Genius, Albany, State University of New York Press, , 331 p. (ISBN978-0-7914-6094-8, OCLC918486292, lire en ligne), p. 228.
The yale law journal, Volume XI 1901-02, p. 90 (OCLC1770276).
Johann Joseph Most, The free society. Tract on communism and anarchy, New York, J. Müller, 1891 (OCLC14466462).
William Dwight Porter Bliss et Rudolph M. Binder, The New Encyclopedia of Social Reform: Including All Social-reform Movements, New York, Funk & Wagnalls Co., 1908 (OCLC2649564).