Lowenfeld, Andreas F., author
Matthew Bender, 1984
Buku Teks
Grubel, Herbert G., author
Penguin Books, 1972
Buku Teks
Rickards, James, author
Portfolio Penguin, 2015
Buku Teks
D.C. International Monetary Fund , 1987
Buku Teks
Visser, Hans G., author
Edwar Elgar, 1995
Buku Teks