Cita APA (7th ed.)
Twain, M. (1881). The Prince and the pauper.
Cita Chicago (17th ed.)
Twain, Mark. The Prince and the Pauper. Lpz, 1881.
Cita MLA (9th ed.)
Twain, Mark. The Prince and the Pauper. 1881.
Atenció: Aquestes cites poden no estar 100% correctes.