APA (7th ed.) Citation

Clayton, D. D. (1975). The dark night sky: A personal adventure in cosmology. Quadrangle/New York Times Book Co..

Chicago Style (17th ed.) Citation

Clayton, Donald D. The Dark Night Sky: A Personal Adventure in Cosmology. New York: Quadrangle/New York Times Book Co., 1975.

MLA (9th ed.) Citation

Clayton, Donald D. The Dark Night Sky: A Personal Adventure in Cosmology. Quadrangle/New York Times Book Co., 1975.