Cita APA (7a ed.)

Twain, M., & Bradbury, M. (2004). Pudd'nhead Wilson: And, Those extraordinary twins. Penguin Books.

Cita Chicago Style (17a ed.)

Twain, Mark, y Malcolm Bradbury. Pudd'nhead Wilson: And, Those Extraordinary Twins. London; New York: Penguin Books, 2004.

Cita MLA (8a ed.)

Twain, Mark, y Malcolm Bradbury. Pudd'nhead Wilson: And, Those Extraordinary Twins. Penguin Books, 2004.

Precaución: Estas citas no son 100% exactas.