Russel Sage Foundation, 1995
Buku Teks
Triffin, Robert
Yale University Press, 1961
Buku Teks
Kuznets, Simon Smith, 1901-
National Bureau of Economic Reserach, 1950
Buku Teks
Kuznets, Simon Smith, 1901-
National Bureau of Economic Research, 1950
Buku Teks
Vandermeulen, Alice John, 1918-
Prentice-Hall, 1956
Buku Teks