APA aipamena

Preston, R. (1991). American Steel: Hot Metal Men and the Resurrection of the Rust Belt. New York: Prentice Hall Press.

Chicago Style aipamena

Preston, Richard. American Steel: Hot Metal Men and the Resurrection of the Rust Belt. New York: Prentice Hall Press, 1991.

MLA aipamena

Preston, Richard. American Steel: Hot Metal Men and the Resurrection of the Rust Belt. New York: Prentice Hall Press, 1991.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.