APA-viite

Dennis J Alexander & Iiaria Capua. (2009). Avian influenza and newcastle disease: A field and laboratory manual. Italy.

Chicago-tyylinen lähdeviittaus

Dennis J Alexander ja Iiaria Capua. Avian Influenza and Newcastle Disease: A Field and Laboratory Manual. Italy, 2009.

MLA-viite

Dennis J Alexander ja Iiaria Capua. Avian Influenza and Newcastle Disease: A Field and Laboratory Manual. Italy, 2009.