APA
Richards J., . (2003). How the Elephant Got its Trunk. New York: Henry Holt and Company.
Chicago
Richards Jean, . 2003. How the Elephant Got its Trunk. New York: Henry Holt and Company.
Harvard
Richards J., . (2003). How the Elephant Got its Trunk. New York: Henry Holt and Company.
MLA
Richards Jean, . How the Elephant Got its Trunk. New York: Henry Holt and Company. 2003.