APA (7e ed.) Bronvermelding

Não informado. (1955). Journal of Astronautics. American Astronautical Society.

Chicago (17e ed.) Bronvermelding

Não informado. Journal of Astronautics. New York: American Astronautical Society, 1955.

MLA (8e ed.) Bronvermelding

Não informado. Journal of Astronautics. American Astronautical Society, 1955.

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