Cita APA (7a ed.)

Twain, M. (1984). The Innocents Abroad: Roughing It (4th print.). Literary Classics of the United States.

Cita Chicago Style (17a ed.)

Twain, Mark. The Innocents Abroad: Roughing It. 4th print. New York: Literary Classics of the United States, 1984.

Cita MLA (8a ed.)

Twain, Mark. The Innocents Abroad: Roughing It. 4th print. Literary Classics of the United States, 1984.