Cita APA (7a ed.)

Karkoschka, E. (2007). The Observer's Sky Atlas: With 50 Star Charts Covering the Entire Sky (3rd ed. 2007.). Springer New York : Imprint: Springer.

Cita Chicago Style (17a ed.)

Karkoschka, Erich. The Observer's Sky Atlas: With 50 Star Charts Covering the Entire Sky. 3rd ed. 2007. New York, NY: Springer New York : Imprint: Springer, 2007.

Cita MLA (8a ed.)

Karkoschka, Erich. The Observer's Sky Atlas: With 50 Star Charts Covering the Entire Sky. 3rd ed. 2007. Springer New York : Imprint: Springer, 2007.