APA (7th ed.) Citation

Ball, R. S. (1974). Great astronomers. Books for Libraries Press.

Chicago Style (17th ed.) Citation

Ball, Robert S. Great Astronomers. Plainview, N.Y.: Books for Libraries Press, 1974.

MLA (9th ed.) Citation

Ball, Robert S. Great Astronomers. Books for Libraries Press, 1974.

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