Webber, Ross A., author
Richard D. Irwin, 1981
Buku Teks
Dickens, Charles, 1812-1870, author
Everyman`s Library, 1992
Buku Teks
Dickens, Charles, 1812-1870, author
J.M. Dent & Sons, 1907
Buku Teks
Artikel Jurnal
Swanson, Paul, author
McGraw-Hill, 1982
Buku Teks