Deal, k. H. (2003). Wildlife & natural resource management Kevin H. Deal. Delmar learnig.
Lua i Stíl Chicago (17ú heag.)Deal, kevin H. Wildlife & Natural Resource Management Kevin H. Deal. Delmar learnig, 2003.
Lua MLA (8ú heag.)Deal, kevin H. Wildlife & Natural Resource Management Kevin H. Deal. Delmar learnig, 2003.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.