Cita APA (7a ed.)

Audesirk, G., Audesirk, T., & Fritsch, D. M. (1993). Biology: Life on earth (Third edition.). Macmillan Publishing Company.

Cita Chicago Style (17a ed.)

Audesirk, Gerald, Teresa Audesirk, y Don M. Fritsch. Biology: Life on Earth. Third edition. New York: Macmillan Publishing Company, 1993.

Cita MLA (9a ed.)

Audesirk, Gerald, et al. Biology: Life on Earth. Third edition. Macmillan Publishing Company, 1993.