Bayoumi, T., Faruqee, H., Karam, P., & Laxton, D. (2004). GEM: A New International Macroeconomic Model. International Monetary Fund.
Cita Chicago (17th ed.)Bayoumi, Tamim, Hamid Faruqee, Philippe Karam, i Douglas Laxton. GEM: A New International Macroeconomic Model. Washington, D.C.: International Monetary Fund, 2004.
Cita MLA (8th ed.)Bayoumi, Tamim, et al. GEM: A New International Macroeconomic Model. International Monetary Fund, 2004.
Atenció: Aquestes cites poden no estar 100% correctes.