APA (7e ed.) Bronvermelding

Não informado. (1961). Information Bulletin on Variable Stars. Konkoly Observatory.

Chicago (17e ed.) Bronvermelding

Não informado. Information Bulletin on Variable Stars. Budapest: Konkoly Observatory, 1961.

MLA (8e ed.) Bronvermelding

Não informado. Information Bulletin on Variable Stars. Konkoly Observatory, 1961.

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