Houe, H. (1996). Bovine virus diarrhoea virus (BVDV): Epidemiological studies of the infection among cattle in Denmark and USA. Jordbrugsforlaget.
Chicago-referens (17:e uppl.)Houe, Hans. Bovine Virus Diarrhoea Virus (BVDV): Epidemiological Studies of the Infection Among Cattle in Denmark and USA. Frederiksberg, Denmark: Jordbrugsforlaget, 1996.
MLA-referens (8:e uppl.)Houe, Hans. Bovine Virus Diarrhoea Virus (BVDV): Epidemiological Studies of the Infection Among Cattle in Denmark and USA. Jordbrugsforlaget, 1996.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.