APA引文

Steffen, J. O. (1977). William Clark: Jeffersonian man on the frontier. University of Oklahoma Press.

Chicago Style (17th ed.) Citation

Steffen, Jerome O. William Clark: Jeffersonian Man on the Frontier. Norman: University of Oklahoma Press, 1977.

MLA引文

Steffen, Jerome O. William Clark: Jeffersonian Man on the Frontier. University of Oklahoma Press, 1977.

警告：這些引文格式不一定是100％准確.