Não informado. (1957). Avian Diseases. American Association of Avian Pathologists.
Cita Chicago Style (17a ed.)Não informado. Avian Diseases. kennett Square, Pa: American Association of Avian Pathologists, 1957.
Cita MLA (8a ed.)Não informado. Avian Diseases. American Association of Avian Pathologists, 1957.
Precaución: Estas citas no son 100% exactas.