Cita APA (7a ed.)

Starr, C. (2013). Biology: The unity and diversity of life (13th ed.). Brooks/Cole ; London Cengage Learning.

Cita Chicago Style (17a ed.)

Starr, Cecie. Biology: The Unity and Diversity of Life. 13th ed. Pacific Grove, Calif: Brooks/Cole ; London Cengage Learning, 2013.

Cita MLA (9a ed.)

Starr, Cecie. Biology: The Unity and Diversity of Life. 13th ed. Brooks/Cole ; London Cengage Learning, 2013.