6Borlce Willlams Elliott, The Female Visitor and the Marriage ofClasses in Gaskell's North and South. [ J ] Nineteenth - Century Literature. 1994 ( Vol. 49, No. 1 ) :21 - 49.
7Elizabehh Gaskell. The Letters of Mrs. Gaskell. [ M ] J. A. V. Chapple & Arthur Pollard ed. Cambridge: Havard UP, 1967.
8Jenny Uglow, Elizabelth Gaskell : A Habit of Stories [ M ]. London and New York : Faber and Faber, 1999.