APA
Cowell C., . (2007). A hero's guide to deadly dragons. New York: Little, Brown and Company.
Chicago
Cowell Cressida, . 2007. A hero's guide to deadly dragons. New York: Little, Brown and Company.
Harvard
Cowell C., . (2007). A hero's guide to deadly dragons. New York: Little, Brown and Company.
MLA
Cowell Cressida, . A hero's guide to deadly dragons. New York: Little, Brown and Company. 2007.
