edited by Nikolas Coupland
Wiley-Blackwell, 2010
Buku Teks
Raymond Hickey, editor
Wiley-Blackwell, 2010
Buku Teks
Guth, Hans P., author
Wadsworth, 1969
Buku Teks
Maimon, Elaine P., author
McGraw-Hill, 2002
Buku Teks
Heffernan, James A.W.
W.W. Norton & Company, 1986
Buku Teks