Cita APA (7th ed.)
Warner, S. (1854). The wide, wide world.
Cita Chicago (17th ed.)
Warner, Susan. The Wide, Wide World. Lpz, 1854.
Cita MLA (9th ed.)
Warner, Susan. The Wide, Wide World. 1854.
Atenció: Aquestes cites poden no estar 100% correctes.