Singapore P.E.C.C. 1994,
Buku Teks
San Francisco, C.A. U.S.National Committee for Pacific Economic Cooperation 1993.,
Buku Teks
U.S. National Committrr for Pacific Economic Corporation, 1994
Buku Teks
The Asia Foundation, 1997
Buku Teks
s.l. Ernst & Young International 1996,
Buku Teks