Johnson, G. (1990). Officially supported export credits: Developments and prospects. International Monetary Fund.
Cita Chicago (17th ed.)Johnson, G.G. Officially Supported Export Credits: Developments and Prospects. Washington: International Monetary Fund, 1990.
Cita MLA (9th ed.)Johnson, G.G. Officially Supported Export Credits: Developments and Prospects. International Monetary Fund, 1990.
Atenció: Aquestes cites poden no estar 100% correctes.