Shors, T. (2009). Understanding viruses. Jones and Bartlett Publishers.
Cita Chicago Style (17a ed.)Shors, Teri. Understanding Viruses. Sudbury, Mass: Jones and Bartlett Publishers, 2009.
Cita MLA (9a ed.)Shors, Teri. Understanding Viruses. Jones and Bartlett Publishers, 2009.
Precaución: Estas citas no son 100% exactas.