APA (7th ed.) Citation

Downham, J. (2007). Before I die: [a novel] (1st American ed.). David Fickling Books.

Chicago Style (17th ed.) Citation

Downham, Jenny. Before I Die: [a Novel]. 1st American ed. New York [u.a.]: David Fickling Books, 2007.

MLA (9th ed.) Citation

Downham, Jenny. Before I Die: [a Novel]. 1st American ed. David Fickling Books, 2007.