APA (7th ed.) Citation

Krupp, E. C. (1991). Beyond the blue horizon: Myths and legends of the sun, moon, stars, and planets (1. ed.). HarperCollins.

Chicago Style (17th ed.) Citation

Krupp, Edwin C. Beyond the Blue Horizon: Myths and Legends of the Sun, Moon, Stars, and Planets. 1. ed. New York, NY: HarperCollins, 1991.

MLA (8th ed.) Citation

Krupp, Edwin C. Beyond the Blue Horizon: Myths and Legends of the Sun, Moon, Stars, and Planets. 1. ed. HarperCollins, 1991.

Warning: These citations may not always be 100% accurate.