Não informado. (1990). European Journal of Companion Animal Practice. Federation of European Companion Animal Veterinary Association.
Citação do estilo Chicago (17ª ed.)Não informado. European Journal of Companion Animal Practice. Paris: Federation of European Companion Animal Veterinary Association, 1990.
Citação MLA (8ª ed.)Não informado. European Journal of Companion Animal Practice. Federation of European Companion Animal Veterinary Association, 1990.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.