World Bank. Operations Evaluation Department, Pitman, G. K., Feinstein, O. N., & Ingram, G. K. (2005). Evaluating development effectiveness. Transaction.
Citazione stile Chigago Style (17a edizione)World Bank. Operations Evaluation Department, George Keith Pitman, Osvaldo N. Feinstein, e Gregory K. Ingram. Evaluating Development Effectiveness. New Brunswick, N.J: Transaction, 2005.
Citatione MLA (9a ed.)World Bank. Operations Evaluation Department, et al. Evaluating Development Effectiveness. Transaction, 2005.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.