Não informado. (2001). Journal of the American Animal Hospital Association. American Animal Hospital Association.
Chicago (17e ed.) BronvermeldingNão informado. Journal of the American Animal Hospital Association. Lakewood, Colo: American Animal Hospital Association, 2001.
MLA (8e ed.) BronvermeldingNão informado. Journal of the American Animal Hospital Association. American Animal Hospital Association, 2001.
Let op: Deze citaties zijn niet altijd 100% accuraat.