Hefner, Robert W., author
Westview Press , 1998
Buku Teks
LP3ES, 1999
Buku Teks
Lee, Keun
M.E. Sharpe, 1993
Buku Teks
Murchland, Bernard, author
American Enterprise Institute for Public Policy Research, 1984
Buku Teks
by Robert Bartley [and others]
ISEAS, 1994
Buku Teks