Não informado. (2008). Journal of Swine Health and Production. American Association of Swine Veterinarians.
Cita Chicago Style (17a ed.)Não informado. Journal of Swine Health and Production. Perry, Iowa: American Association of Swine Veterinarians, 2008.
Cita MLA (8a ed.)Não informado. Journal of Swine Health and Production. American Association of Swine Veterinarians, 2008.
Precaución: Estas citas no son 100% exactas.