Cita APA (7a ed.)

Rowling, J. K., & Needham, P. (2003). Harrius Potter et philosophi lapis. Bloomsbury.

Cita Chicago Style (17a ed.)

Rowling, J. K., y Peter Needham. Harrius Potter Et Philosophi Lapis. London New York: Bloomsbury, 2003.

Cita MLA (9a ed.)

Rowling, J. K., y Peter Needham. Harrius Potter Et Philosophi Lapis. Bloomsbury, 2003.