India. Ministry of Environment and Forests. (1980). Annual report 1989. Convention on International Trade in Endangered Species of Wild Fauna and Flora.
Chicago-referens (17:e uppl.)India. Ministry of Environment and Forests. Annual Report 1989. New Delhi: Convention on International Trade in Endangered Species of Wild Fauna and Flora, 1980.
MLA-referens (9:e uppl.)India. Ministry of Environment and Forests. Annual Report 1989. Convention on International Trade in Endangered Species of Wild Fauna and Flora, 1980.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.