APA

American Museum of Natural History, . (2004). The official guide. New York: The Museum, in association with Scala Publishers.

Chicago

American Museum of Natural History, . 2004. The official guide. New York: The Museum, in association with Scala Publishers.

Harvard

American Museum of Natural History, . (2004). The official guide. New York: The Museum, in association with Scala Publishers.

MLA

American Museum of Natural History, . The official guide. New York: The Museum, in association with Scala Publishers. 2004.