APA

Reynolds R. P., Reynolds R. P., Gotte S. W., Ernst C. H. & National Museum of Natural History (U.S.). (2007). Catalog of type specimens of recent Crocodilia and Testudines in the National Museum of Natural History, Smithsonian Institution. Washington, D.C: Smithsonian Institution Scholarly Press.

Chicago

Reynolds Robert P, Reynolds Robert P, Gotte Steve W, Ernst Carl H and National Museum of Natural History (U.S.). 2007. Catalog of type specimens of recent Crocodilia and Testudines in the National Museum of Natural History, Smithsonian Institution. Washington, D.C: Smithsonian Institution Scholarly Press.

Harvard

Reynolds R. P., Reynolds R. P., Gotte S. W., Ernst C. H. and National Museum of Natural History (U.S.). (2007). Catalog of type specimens of recent Crocodilia and Testudines in the National Museum of Natural History, Smithsonian Institution. Washington, D.C: Smithsonian Institution Scholarly Press.

MLA

Reynolds Robert P, Reynolds Robert P, Gotte Steve W, Ernst Carl H and National Museum of Natural History (U.S.). Catalog of type specimens of recent Crocodilia and Testudines in the National Museum of Natural History, Smithsonian Institution. Washington, D.C: Smithsonian Institution Scholarly Press. 2007.