Cita APA (7th ed.)

Smith, H. N. (1962). Mark Twain: The development of a writer. Belknap Press of Harvard University Press.

Cita Chicago (17th ed.)

Smith, Henry Nash. Mark Twain: The Development of a Writer. Cambridge: Belknap Press of Harvard University Press, 1962.

Cita MLA (9th ed.)

Smith, Henry Nash. Mark Twain: The Development of a Writer. Belknap Press of Harvard University Press, 1962.