MacDonald, R., & Ricci, L. (2001). PPP and the Balassa Samuelson Effect: The Role of the Distribution Sector. International Monetary Fund.
Cita Chicago (17th ed.)MacDonald, Ronald, i Luca Ricci. PPP and the Balassa Samuelson Effect: The Role of the Distribution Sector. Washington, D.C.: International Monetary Fund, 2001.
Cita MLA (8th ed.)MacDonald, Ronald, i Luca Ricci. PPP and the Balassa Samuelson Effect: The Role of the Distribution Sector. International Monetary Fund, 2001.
Atenció: Aquestes cites poden no estar 100% correctes.