Carpenter, T. (1994). The environmental impact of railways. Wiley.
Chicago Style (17th ed.) ZitazioaCarpenter, T.G. The Environmental Impact of Railways. Chichester: Wiley, 1994.
MLA (9th ed.) ZitazioaCarpenter, T.G. The Environmental Impact of Railways. Wiley, 1994.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.