edited by Daniel I. McNamara
Thomas Y. Crowell, 1948
Buku Referensi
Adams, Henry
Houghton Miffiln, 1918
Buku Teks
Johnson, James Weldon, author
Viking , 1969
Buku Teks
Thelen, David P.
Little, Brown and Company, 1976
Buku Teks
Lawson, Henry, 1867-1922, author
Angus and Robertson, 1970
Buku Teks