Cita APA (7th ed.)
Gale, R. L. (2001). An Ambrose Bierce companion. Greenwood Press.
Cita Chicago (17th ed.)
Gale, Robert L. An Ambrose Bierce Companion. Westport, Conn.: Greenwood Press, 2001.
Cita MLA (9th ed.)
Gale, Robert L. An Ambrose Bierce Companion. Greenwood Press, 2001.
Atenció: Aquestes cites poden no estar 100% correctes.