Halm, George N.
University of North-Carolina Press, 1945
Buku Teks
International Monetary Fund, 1999
Buku Teks
edited by Paul J. Zak
Edward Elgar Publishing, 1999
Buku Teks
International Monetary Fund , 1985
Buku Teks
Delivanis, Dimitrios
Indiana University, [date of publication not identified]
Buku Teks