Cita APA (7th ed.)
Twain, M. (2001). Mark Twain's Speeches. Virginia Tech.
Cita Chicago (17th ed.)
Twain, Mark. Mark Twain's Speeches. Blacksburg, VA: Virginia Tech, 2001.
Cita MLA (9th ed.)
Twain, Mark. Mark Twain's Speeches. Virginia Tech, 2001.
Atenció: Aquestes cites poden no estar 100% correctes.