APA (7th ed.) Citation

Forsyth, P., Button, K., & Nijkamp, P. (2002). Air transport. Edward Elgar.

Chicago Style (17th ed.) Citation

Forsyth, P., Kenneth Button, and Peter Nijkamp. Air Transport. Cheltenham, UK ; Northampton, MA: Edward Elgar, 2002.

MLA (9th ed.) Citation

Forsyth, P., et al. Air Transport. Edward Elgar, 2002.