Cita APA (7th ed.)
Bernstein, L., Schachter, M., & Winkler, A. (2004). The basis of life. Globe fearon.
Cita Chicago (17th ed.)
Bernstein, Leonard, Martin Schachter, i Alan Winkler. The Basis of Life. United State: Globe fearon, 2004.
Cita MLA (9th ed.)
Bernstein, Leonard, et al. The Basis of Life. Globe fearon, 2004.
Atenció: Aquestes cites poden no estar 100% correctes.