APA (7th ed.) Citation

Zeilik, M. (1979). Astronomy: The evolving universe (2d ed.). Harper and Row.

Chicago Style (17th ed.) Citation

Zeilik, Michael. Astronomy: The Evolving Universe. 2d ed. New York: Harper and Row, 1979.

MLA (9th ed.) Citation

Zeilik, Michael. Astronomy: The Evolving Universe. 2d ed. Harper and Row, 1979.