Cvancara, Alan M.
John Wiley & Sons, 1995
Buku Teks
Harvard University Press, 1968
Buku Teks
Ika Kartika Amalia, author
2010
UI - Tesis (Open)
Miller, William, author
New York: Columbia University, 1949
Buku Teks
Larsen, Michael
Writer?s Digest Books, 1985
Buku Teks