International Monetary Fund. (1990). Trends and Cycles in the U.S. Economy. International Monetary Fund.
Cita Chicago (17th ed.)International Monetary Fund. Trends and Cycles in the U.S. Economy. Washington, D.C.: International Monetary Fund, 1990.
Cita MLA (8th ed.)International Monetary Fund. Trends and Cycles in the U.S. Economy. International Monetary Fund, 1990.
Atenció: Aquestes cites poden no estar 100% correctes.