Cita APA (7a ed.)

Ruchlis, H., & Oddo, S. (1990). Clear thinking: A practical introduction. Prometheus Books.

Cita Chicago Style (17a ed.)

Ruchlis, Hyman, y Sandra Oddo. Clear Thinking: A Practical Introduction. Buffalo, NY: Prometheus Books, 1990.

Cita MLA (9a ed.)

Ruchlis, Hyman, y Sandra Oddo. Clear Thinking: A Practical Introduction. Prometheus Books, 1990.