Cita APA (7a ed.)

Nitecki, M. H., & Nitecki, D. V. (1993). Evolutionary ethics. State University of New York Press.

Cita Chicago Style (17a ed.)

Nitecki, Matthew H., y Doris V. Nitecki. Evolutionary Ethics. Albany: State University of New York Press, 1993.

Cita MLA (9a ed.)

Nitecki, Matthew H., y Doris V. Nitecki. Evolutionary Ethics. State University of New York Press, 1993.