Smithsonian Astrophysical Observatory (Washington, DC). (1900). Annals of the Astrophysical Observatory of the Smithsonian Institution. Government Pr. Off.
Chicago-Zitierstil (17. Ausg.)Smithsonian Astrophysical Observatory (Washington, DC). Annals of the Astrophysical Observatory of the Smithsonian Institution. Washington, DC: Government Pr. Off, 1900.
MLA-Zitierstil (9. Ausg.)Smithsonian Astrophysical Observatory (Washington, DC). Annals of the Astrophysical Observatory of the Smithsonian Institution. Government Pr. Off, 1900.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.