Agreement on the Joint Regulations on Fauna and Flora (Dic. 3, 1977) Países/Territorios Entrada en vigor Fecha de firma simple Camerún Dic 3, 1977 Dic 3, 1977 Chad Dic 3, 1977 Dic 3, 1977 Niger Dic 3, 1977 Dic 3, 1977 Nigeria Dic 3, 1977 Dic 3, 1977