Lewin & Benjamin. (2008). Genes IX (9th ed.). Jones and Bartlett Publishers.
Cita Chicago (17th ed.)Lewin i Benjamin. Genes IX. 9th ed. Sudbury, MA: Jones and Bartlett Publishers, 2008.
Cita MLA (9th ed.)Lewin i Benjamin. Genes IX. 9th ed. Jones and Bartlett Publishers, 2008.
Atenció: Aquestes cites poden no estar 100% correctes.