APA (7th ed.) Citation

(1969). Astronomy and astrophysics: An international weekly journal. EDP Sciences.

Chicago Style (17th ed.) Citation

Astronomy and Astrophysics: An International Weekly Journal. Les Ulis: EDP Sciences, 1969.

MLA (9th ed.) Citation

Astronomy and Astrophysics: An International Weekly Journal. EDP Sciences, 1969.

Warning: These citations may not always be 100% accurate.