Gale, R. L. (2001). An Ambrose Bierce companion. Greenwood Press.
Tohutoru Kātū Chicago (17th ed.)Gale, Robert L. An Ambrose Bierce Companion. Westport, Conn.: Greenwood Press, 2001.
Tohutoro MLA (9th ed.)Gale, Robert L. An Ambrose Bierce Companion. Greenwood Press, 2001.
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