APA aipamena

Creighton, R. L. (1970). Urban transportation planning. Urbana: University of Illinois Press.

Chicago Style aipamena

Creighton, Roger L. Urban Transportation Planning. Urbana: University of Illinois Press, 1970.

MLA aipamena

Creighton, Roger L. Urban Transportation Planning. Urbana: University of Illinois Press, 1970.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.