Cita APA (7th ed.)

Button, K. J., & Stough, R. (1998). Transport policy. Edward Elgar Pub.

Cita Chicago (17th ed.)

Button, Kenneth John, i Roger Stough. Transport Policy. Cheltenham, UK: Edward Elgar Pub, 1998.

Cita MLA (9th ed.)

Button, Kenneth John, i Roger Stough. Transport Policy. Edward Elgar Pub, 1998.