APA (7th ed.) Citation

Bonnor, W. B. (1964). The mystery of the expanding universe. Macmillan.

Chicago Style (17th ed.) Citation

Bonnor, W. B. The Mystery of the Expanding Universe. New York: Macmillan, 1964.

MLA (9th ed.) Citation

Bonnor, W. B. The Mystery of the Expanding Universe. Macmillan, 1964.

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