Cita APA (7th ed.)

Wilson, E. O. (1978). Life on earth (2nd ed.). Sinauer Associates.

Cita Chicago (17th ed.)

Wilson, Edward O. Life on Earth. 2nd ed. Sunderland, MA: Sinauer Associates, 1978.

Cita MLA (9th ed.)

Wilson, Edward O. Life on Earth. 2nd ed. Sinauer Associates, 1978.