APA
Barnett J., . (2007). The Days of Summer. New York: Pocket Books.
Chicago
Barnett Jill, . 2007. The Days of Summer. New York: Pocket Books.
Harvard
Barnett J., . (2007). The Days of Summer. New York: Pocket Books.
MLA
Barnett Jill, . The Days of Summer. New York: Pocket Books. 2007.