Cita APA (7th ed.)
Starr, C., Taggart, R., & Kirk, D. L. (1981). Biology: The unity and diversity of life (2d ed.). Wadsworth Pub. Co..
Cita Chicago (17th ed.)
Starr, Cecie, Ralph Taggart, i David L. Kirk. Biology: The Unity and Diversity of Life. 2d ed. Belmont, Calif.: Wadsworth Pub. Co., 1981.
Cita MLA (9th ed.)
Starr, Cecie, et al. Biology: The Unity and Diversity of Life. 2d ed. Wadsworth Pub. Co., 1981.
Atenció: Aquestes cites poden no estar 100% correctes.