Rowling, J. K., & GrandPré, M. (1998). Harry Potter and the sorcerer's stone (1st American ed.). A.A. Levine Books.
Cita Chicago (17th ed.)Rowling, J. K., i Mary GrandPré. Harry Potter and the Sorcerer's Stone. 1st American ed. New York: A.A. Levine Books, 1998.
Cita MLA (8th ed.)Rowling, J. K., i Mary GrandPré. Harry Potter and the Sorcerer's Stone. 1st American ed. A.A. Levine Books, 1998.
Atenció: Aquestes cites poden no estar 100% correctes.