APA (7e ed.) Bronvermelding

Não informado. (1968). Airport world. National Aviation Theft Bureau.

Chicago (17e ed.) Bronvermelding

Não informado. Airport World. New York: National Aviation Theft Bureau, 1968.

MLA (8e ed.) Bronvermelding

Não informado. Airport World. National Aviation Theft Bureau, 1968.

Let op: Deze citaties zijn niet altijd 100% accuraat.