Cita APA (7th ed.)

Greeley, R. E. (1988). The Best of humanism. Prometheus Books.

Cita Chicago (17th ed.)

Greeley, Roger E. The Best of Humanism. Buffalo, N.Y: Prometheus Books, 1988.

Cita MLA (9th ed.)

Greeley, Roger E. The Best of Humanism. Prometheus Books, 1988.