(1989). Journal of zoo and wildlife medicine: Official publication of the American Association of Zoo Veterinarians.
Lua i Stíl Chicago (17ú heag.)Journal of Zoo and Wildlife Medicine: Official Publication of the American Association of Zoo Veterinarians. 1989.
Lua MLA (9ú heag.)Journal of Zoo and Wildlife Medicine: Official Publication of the American Association of Zoo Veterinarians. 1989.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.