Cita APA (7th ed.)

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

Cita Chicago (17th ed.)

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

Cita MLA (9th ed.)

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