Citação APA (7ª ed.)
Johnson, D. (2008). John Ringo, king of the cowboys: His life and times from the Hoo Doo War to Tombstone (2nd ed.). University of North Texas Press.
Citação do estilo Chicago (17ª ed.)
Johnson, David. John Ringo, King of the Cowboys: His Life and Times from the Hoo Doo War to Tombstone. 2nd ed. Denton, Tex.: University of North Texas Press, 2008.
Citação MLA (9ª ed.)
Johnson, David. John Ringo, King of the Cowboys: His Life and Times from the Hoo Doo War to Tombstone. 2nd ed. University of North Texas Press, 2008.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.