APA (7th ed.) Citation

Kurtz, P. W. (1983). In defense of secular humanism. Prometheus Books.

Chicago Style (17th ed.) Citation

Kurtz, Paul W. In Defense of Secular Humanism. Buffalo, N.Y: Prometheus Books, 1983.

MLA (9th ed.) Citation

Kurtz, Paul W. In Defense of Secular Humanism. Prometheus Books, 1983.