Não informado. (1979). The Compendium on Continuing Education for the Practicing Veterinarian. Veterinary Learning Systems.
Chicago-referens (17:e uppl.)Não informado. The Compendium on Continuing Education for the Practicing Veterinarian. Princeton, NJ: Veterinary Learning Systems, 1979.
MLA-referens (8:e uppl.)Não informado. The Compendium on Continuing Education for the Practicing Veterinarian. Veterinary Learning Systems, 1979.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.