APA (7th ed.) Zitazioa

Cohn, L. F. (1982). Environmental analysis of tnansportation systems. John Willey.

Chicago Style (17th ed.) Zitazioa

Cohn, Louis F. Environmental Analysis of Tnansportation Systems. New York: John Willey, 1982.

MLA (9th ed.) Zitazioa

Cohn, Louis F. Environmental Analysis of Tnansportation Systems. John Willey, 1982.