APA (7th ed.) Citation

Eddington, A. S. (1929). Science and the unseen world. Macmillan.

Chicago Style (17th ed.) Citation

Eddington, Arthur Stanley. Science and the Unseen World. New York: Macmillan, 1929.

MLA (9th ed.) Citation

Eddington, Arthur Stanley. Science and the Unseen World. Macmillan, 1929.

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