Cita APA (7th ed.)

Jones, B. Z. (1965). Lighthouse of the skies: The Smithsonian Astrophysical Observatory: background and history, 1846-1955. Smithsonian Institute.

Cita Chicago (17th ed.)

Jones, Bessie Zaban. Lighthouse of the Skies: The Smithsonian Astrophysical Observatory: Background and History, 1846-1955. Washington: Smithsonian Institute, 1965.

Cita MLA (8th ed.)

Jones, Bessie Zaban. Lighthouse of the Skies: The Smithsonian Astrophysical Observatory: Background and History, 1846-1955. Smithsonian Institute, 1965.