Cita APA (7a ed.)
Stefferud, A. Animal diseases. The united states departament of de agriculture (1a.ed.). The united states departament of agriculture. Washintong D.C.
Cita Chicago Style (17a ed.)
Stefferud, Alfred. Animal Diseases. The United States Departament of De Agriculture. 1a.ed. The united states departament of agriculture. Washintong D.C.
Cita MLA (9a ed.)
Stefferud, Alfred. Animal Diseases. The United States Departament of De Agriculture. 1a.ed. The united states departament of agriculture. Washintong D.C.
Precaución: Estas citas no son 100% exactas.