Luca, Cornelius
New York Institute of Finance, 2000
Buku Teks SO
Indonesia National Development Information Office, 1996
Buku Teks
by International Monetary Fund
International Monetary Fund, 1999
Buku Teks SO
Nasution, Anwar
Bank Indonesia , 2000
Buku Teks
Fakultas Ekonomi Universitas Indonesia
Lembaga Penerbit Fakultas Ekonomi Universitas Indonesia, 2011
Buku Teks SO