APA (7e ed.) Bronvermelding

Farris, M. T., & Harding, F. E. (1976). Passenger transportation. Prentice-Hall.

Chicago (17e ed.) Bronvermelding

Farris, Martin T., en Forrest E. Harding. Passenger Transportation. Englewood Cliffs, N.J: Prentice-Hall, 1976.

MLA (9e ed.) Bronvermelding

Farris, Martin T., en Forrest E. Harding. Passenger Transportation. Prentice-Hall, 1976.