APA (7th ed.) Citation

Irving, W. The sketch-book of Geoffrey Crayon, Gent. Putnam.

Chicago Style (17th ed.) Citation

Irving, Washington. The Sketch-book of Geoffrey Crayon, Gent. New York [u.a.]: Putnam.

MLA (9th ed.) Citation

Irving, Washington. The Sketch-book of Geoffrey Crayon, Gent. Putnam.

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