APA aipamena

(1971). The future of American transportation. Englewood Cliffs, N.J: Prentice-Hall.

Chicago Style aipamena

The Future of American Transportation. Englewood Cliffs, N.J: Prentice-Hall, 1971.

MLA aipamena

The Future of American Transportation. Englewood Cliffs, N.J: Prentice-Hall, 1971.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.