Feldman, R. (1994). Measures of External Competitiveness for Germany. International Monetary Fund.
Cita Chicago (17th ed.)Feldman, Robert. Measures of External Competitiveness for Germany. Washington, D.C.: International Monetary Fund, 1994.
Cita MLA (8th ed.)Feldman, Robert. Measures of External Competitiveness for Germany. International Monetary Fund, 1994.
Atenció: Aquestes cites poden no estar 100% correctes.