Pergamon Press, 1980
Buku Teks
Fischer, Louis, author
Princeton University Press, 1951
Buku Teks
Rand, Robert, author
Westview Press, 1991
Buku Teks
edited Prajudi Atmosudirdjo...[et al.]
Ghalia Indonesia, 1986
Buku Teks
Goldmand, Marshal I., author
The Free Press of Glencoe, 1963
Buku Teks