APA (7th ed.) Citation

American Astronomical Society. Committee for the Distribution of Astronomical Literature, Harvard College Observatory, & Laboratoire d'astronomie de Lille. Astronomical news letter: Lettre astronomique. Astronomicheskoe pismo. Astronomische Briefe. Laboratoire d'astronomie de Lille.

Chicago Style (17th ed.) Citation

American Astronomical Society. Committee for the Distribution of Astronomical Literature, Harvard College Observatory, and Laboratoire d'astronomie de Lille. Astronomical News Letter: Lettre Astronomique. Astronomicheskoe Pismo. Astronomische Briefe. Lille: Laboratoire d'astronomie de Lille.

MLA (9th ed.) Citation

American Astronomical Society. Committee for the Distribution of Astronomical Literature, et al. Astronomical News Letter: Lettre Astronomique. Astronomicheskoe Pismo. Astronomische Briefe. Laboratoire d'astronomie de Lille.