L'Amour, L. (1997). Showdown at yellow butte. Bantam Books.
Cita Chicago Style (17a ed.)L'Amour, Louis. Showdown at Yellow Butte. New York: Bantam Books, 1997.
Cita MLA (9a ed.)L'Amour, Louis. Showdown at Yellow Butte. Bantam Books, 1997.
警告：這些引文格式不一定是100％准確.