Cita APA (7th ed.)
Twain, M. (1928). The Innocents Abroad or: The New Pilgrim's Progress. Chatto and Windus.
Cita Chicago (17th ed.)
Twain, Mark. The Innocents Abroad or: The New Pilgrim's Progress. Londres, Inglaterra: Chatto and Windus, 1928.
Cita MLA (9th ed.)
Twain, Mark. The Innocents Abroad or: The New Pilgrim's Progress. Chatto and Windus, 1928.
Atenció: Aquestes cites poden no estar 100% correctes.