Berghaus,Erwin. (1964). The history of railways. London: Barrie and Rockliff.
Chicago Style aipamenaBerghaus,Erwin. The History of Railways. London: Barrie and Rockliff, 1964.
MLA aipamenaBerghaus,Erwin. The History of Railways. London: Barrie and Rockliff, 1964.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.