Cita APA (7th ed.)

National Optical Astronomy Observatory (U.S.), Astronomical Society of the Pacific, & American Astronomical Society. (2001). Astronomy education review. National Optical Astronomy Observatory.

Cita Chicago (17th ed.)

National Optical Astronomy Observatory (U.S.), Astronomical Society of the Pacific, i American Astronomical Society. Astronomy Education Review. Tucson, AZ: National Optical Astronomy Observatory, 2001.

Cita MLA (9th ed.)

National Optical Astronomy Observatory (U.S.), et al. Astronomy Education Review. National Optical Astronomy Observatory, 2001.