Chicago: Mark Twain, "Dedication," The Adventures of Tom Sawyer Original Sources, accessed February 7, 2023, http://www.originalsources.com/Document.aspx?DocID=RIPU13AHZ4V3N4B.
MLA: Twain, Mark. "Dedication." The Adventures of Tom Sawyer, Original Sources. 7 Feb. 2023. http://www.originalsources.com/Document.aspx?DocID=RIPU13AHZ4V3N4B.
Harvard: Twain, M, 'Dedication' in The Adventures of Tom Sawyer. Original Sources, retrieved 7 February 2023, from http://www.originalsources.com/Document.aspx?DocID=RIPU13AHZ4V3N4B.