Cita APA (7a ed.)

Twain, M. (1928). The innocents abroad or the new pilgrim's progress. Chatto & Windus.

Cita Chicago Style (17a ed.)

Twain, Mark. The Innocents Abroad or the New Pilgrim's Progress. London: Chatto & Windus, 1928.

Cita MLA (9a ed.)

Twain, Mark. The Innocents Abroad or the New Pilgrim's Progress. Chatto & Windus, 1928.