Grubel, Herbert G.
Stanford University Press, 1966
Buku Teks
Coyle, Brian
Chartered Institute of Bankers, 2000
Buku Teks
Coyle, Brian
Financial World, 2000
Buku Teks
edited by Mahbub ul Haq, Inge Kaul, Isabelle Grunberg
Oxford University Press, 1996
Buku Teks
Einzig, Paul
Macmillans Co , 1970
Buku Teks