Krisciunas, K., & Yenne, B. (1991). Atlas of the universe. Crescent Books.
Cita Chicago (17th ed.)Krisciunas, Kevin, i Bill Yenne. Atlas of the Universe. New York: Crescent Books, 1991.
Cita MLA (9th ed.)Krisciunas, Kevin, i Bill Yenne. Atlas of the Universe. Crescent Books, 1991.
Atenció: Aquestes cites poden no estar 100% correctes.