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Lua i Stíl Chicago (17ú heag.)MOLLES Jr, Manuel C. Ecology: Concepts and Applications.-- Ed.3. Boston: McGraw-Hill, 2005.
Lua MLA (9ú heag.)MOLLES Jr, Manuel C. Ecology: Concepts and Applications.-- Ed.3. McGraw-Hill, 2005.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.