Cita APA (7th ed.)
(1996). MY world. Prentice Hall Regents.
Cita Chicago (17th ed.)
MY World. United States of America: Prentice Hall Regents, 1996.
Cita MLA (9th ed.)
MY World. Prentice Hall Regents, 1996.
Atenció: Aquestes cites poden no estar 100% correctes.