Cita APA (7th ed.)
Jacobs, W. R. (1994). On Turner's Trail: 100 Years of Writing Western History. University Press.
Cita Chicago (17th ed.)
Jacobs, Wilbur R. On Turner's Trail: 100 Years of Writing Western History. Kansas: University Press, 1994.
Cita MLA (9th ed.)
Jacobs, Wilbur R. On Turner's Trail: 100 Years of Writing Western History. University Press, 1994.
Atenció: Aquestes cites poden no estar 100% correctes.