Iñigo Elías, E. E. (1987). Feeding habitats and ingestion of synthetic products in a Black vulture population from Chiapas, Mexico. Instituto de Ecología, A.C.
Lua i Stíl Chicago (17ú heag.)Iñigo Elías, Eduardo E. Feeding Habitats and Ingestion of Synthetic Products in a Black Vulture Population from Chiapas, Mexico. Instituto de Ecología, A.C, 1987.
Lua MLA (9ú heag.)Iñigo Elías, Eduardo E. Feeding Habitats and Ingestion of Synthetic Products in a Black Vulture Population from Chiapas, Mexico. Instituto de Ecología, A.C, 1987.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.
