1: Anderson, Frederick (ed.): Mark Twain: The Critical Heritage, Routledge&Kegan London, 1971
2: Gerber, John C ed; Studies in Huckleberry Finn; Charles Merill, Columbus, Ohio,1971.
3: James M. Cox; “remarks on the sad Initiation of Huckleberry Finn; The Sewanee Review, LXII 1954; reprinted in Interpretations of American Literature ed. Charles Fiedelson, Jr. & Paul Brodkorb Jr.. , p. 242.
4: Pizer, Donald; Realism and Naturalism in Nineteenth Century American Literature; Feffer& Simons Inc. London, 1966.
5: The structure Of Huckleberry Finn; American Literature XXVII, NOV>!955,pp.347-355
6: The Art of Huckleberry Finn (ed.) Leo Marx,p.31.