1. Herpetology of Cuba;Barbour;Mem. Mus. comp. Zool. Harv.,1919
2. The identification of living crocodilians;Brazaitis;Zoologica, N.Y.,1973
3. Manatees and crocodiles;Charnock-Wilson;Oryx,1970
4. Code of Federal Regulations, 50: Wildlife and Fisheries, revised as of 1 October 1977. Washington, DC, The Office of the Federal Register, National Archives and Records Service, General Services Administration.
5. Scientific results of an inquiry into the ecology and economic status of the Nile crocodile (Crocodylus niloticus) in Uganda and Northern Rhodesia;Cott;Trans. Zool. Soc. Lond.,1961