Cita APA (7th ed.)
Palmer, T. (1998). America by rivers (1st pbk. ed.). Island Press.
Cita Chicago (17th ed.)
Palmer, Tim. America by Rivers. 1st pbk. ed. Washington, D.C.: Island Press, 1998.
Cita MLA (9th ed.)
Palmer, Tim. America by Rivers. 1st pbk. ed. Island Press, 1998.
Atenció: Aquestes cites poden no estar 100% correctes.