Zhang, P., Ahmad, E., & Tandberg, E. (2002). On National or Supranational Objectives: Improving the Effectiveness of Targeted Expenditure Programs. International Monetary Fund.
Cita Chicago (17th ed.)Zhang, Ping, Ehtisham Ahmad, i Eivind Tandberg. On National or Supranational Objectives: Improving the Effectiveness of Targeted Expenditure Programs. Washington, D.C.: International Monetary Fund, 2002.
Cita MLA (8th ed.)Zhang, Ping, et al. On National or Supranational Objectives: Improving the Effectiveness of Targeted Expenditure Programs. International Monetary Fund, 2002.
Atenció: Aquestes cites poden no estar 100% correctes.