Paine, A. B. The Boys' Life of Mark Twain.
Cita Chicago (17th ed.)Paine, Albert Bigelow. The Boys' Life of Mark Twain.
Cita MLA (9th ed.)Paine, Albert Bigelow. The Boys' Life of Mark Twain.
Atenció: Aquestes cites poden no estar 100% correctes.
Cita APA (7th ed.)