APA (7th ed.) Citation

Colleen, S. (2008). J.K.Rowling. Twenty first Centurly Books.

Chicago Style (17th ed.) Citation

Colleen, Sexton. J.K.Rowling. Minneapoli s: Twenty first Centurly Books, 2008.

MLA (9th ed.) Citation

Colleen, Sexton. J.K.Rowling. Twenty first Centurly Books, 2008.