Rowling, J. K. (1997). Harry Potter and the philosopher's stone. Bloomsbury.
Cita Chicago (17th ed.)Rowling, J. K. Harry Potter and the Philosopher's Stone. London: Bloomsbury, 1997.
Cita MLA (8th ed.)Rowling, J. K. Harry Potter and the Philosopher's Stone. Bloomsbury, 1997.
Atenció: Aquestes cites poden no estar 100% correctes.