Smith, J. E. (2004). Biotechnology (4th ed.). Cambridge University Press.
Cita Chicago (17th ed.)Smith, John E. Biotechnology. 4th ed. Cambridge: Cambridge University Press, 2004.
Cita MLA (9th ed.)Smith, John E. Biotechnology. 4th ed. Cambridge University Press, 2004.
Atenció: Aquestes cites poden no estar 100% correctes.