APA (7e ed.) Bronvermelding

Não informado. (1947). Strolling astronomer. Association of Lunar and Planetary Observers.

Chicago (17e ed.) Bronvermelding

Não informado. Strolling Astronomer. Las Cruces, NM: Association of Lunar and Planetary Observers, 1947.

MLA (8e ed.) Bronvermelding

Não informado. Strolling Astronomer. Association of Lunar and Planetary Observers, 1947.

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