APA (7th ed.) Citation

Gunston, B. (1991). The world's major passenger airliners. Mallard Press.

Chicago Style (17th ed.) Citation

Gunston, Bill. The World's Major Passenger Airliners. Moorebank, N.S.W.: Mallard Press, 1991.

MLA (9th ed.) Citation

Gunston, Bill. The World's Major Passenger Airliners. Mallard Press, 1991.