Cita APA (7th ed.)
Worster, D. (2001). A river running west: The life of John Wesley Powell. Oxford University Press.
Cita Chicago (17th ed.)
Worster, Donald. A River Running West: The Life of John Wesley Powell. Oxford ; New York: Oxford University Press, 2001.
Cita MLA (9th ed.)
Worster, Donald. A River Running West: The Life of John Wesley Powell. Oxford University Press, 2001.
Atenció: Aquestes cites poden no estar 100% correctes.