APA (7th ed.) Citation

Ronan, C. A. (1971). Discovering the universe: A history of astronomy. Basic Books.

Chicago Style (17th ed.) Citation

Ronan, Colin A. Discovering the Universe: A History of Astronomy. New York: Basic Books, 1971.

MLA (9th ed.) Citation

Ronan, Colin A. Discovering the Universe: A History of Astronomy. Basic Books, 1971.

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