Johnson, M. D. (2008). A bibliography of the works of Mark Twain, Samuel Langhorne Clemens: A list of first editions in book form and of first printings in periodicals and occasional publications of his varied literary activities (Rev. and enlarged.). Martino Publ.
Chicago-Zitierstil (17. Ausg.)Johnson, Merle D. A Bibliography of the Works of Mark Twain, Samuel Langhorne Clemens: A List of First Editions in Book Form and of First Printings in Periodicals and Occasional Publications of His Varied Literary Activities. Rev. and enlarged. Mansfield Center, CT: Martino Publ, 2008.
MLA-Zitierstil (9. Ausg.)Johnson, Merle D. A Bibliography of the Works of Mark Twain, Samuel Langhorne Clemens: A List of First Editions in Book Form and of First Printings in Periodicals and Occasional Publications of His Varied Literary Activities. Rev. and enlarged. Martino Publ, 2008.