Griffin, Keith, author
St. Martin Press, 1989
Buku Teks
Nafziger, E. Wayne, author
Cambridge University Press, 2006
Buku Teks
Nafziger, E. Wayne, author
Prentice-Hall, 1990
Buku Teks
UI-Press, 1982
Buku Teks
Baldwin, Robert E., author
Bina Aksara, 1981, 1983
Buku Teks