APA (7e ed.) Bronvermelding

Não informado. (1936). Sky: Magazine of cosmic news. Amateur Astronomers Association.

Chicago (17e ed.) Bronvermelding

Não informado. Sky: Magazine of Cosmic News. New York: Amateur Astronomers Association, 1936.

MLA (8e ed.) Bronvermelding

Não informado. Sky: Magazine of Cosmic News. Amateur Astronomers Association, 1936.

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