Cita APA (7th ed.)

Audesirk, T., & Teresa, A. (1993). Biology: Life on earth (3rd.ed.). Macmillan.

Cita Chicago (17th ed.)

Audesirk, Teresa, i Audesirk Teresa. Biology: Life on Earth. 3rd.ed. New York: Macmillan, 1993.

Cita MLA (9th ed.)

Audesirk, Teresa, i Audesirk Teresa. Biology: Life on Earth. 3rd.ed. Macmillan, 1993.