Martin, Jay, author
Prentice-Hall, 1967
Buku Teks
edited by John Morán González
Cambridge University Press, 2016
Buku Teks
Hewes, Henry
Dell Publishing, 1975
Koleksi Publik
Krasner, David, 1952-, author
Wiley Balckwell, 2016
Buku Teks
edited by Barrett H. Clark and George Freedley
D. Appleton-Century, 1947
Buku Teks