APA (7th ed.) Citation

Hogan, J. P. (1979). The two faces of tomorrow. Ballantine Books.

Chicago Style (17th ed.) Citation

Hogan, James P. The Two Faces of Tomorrow. New York: Ballantine Books, 1979.

MLA (9th ed.) Citation

Hogan, James P. The Two Faces of Tomorrow. Ballantine Books, 1979.