APA (7th ed.) Citation

Clemens, S. L. (1917). Sketches, new and old.

Chicago Style (17th ed.) Citation

Clemens, Samuel Langhorne. Sketches, New and Old. New York and London, 1917.

MLA (9th ed.) Citation

Clemens, Samuel Langhorne. Sketches, New and Old. 1917.

Warning: These citations may not always be 100% accurate.