Savedoff, W. D., & Spiller, P. T. (1999). Spilled water: Institutional commitment in the provision of water services. Inter-American Development Bank.
Citazione stile Chigago Style (17a edizione)Savedoff, William D., e Pablo T. Spiller. Spilled Water: Institutional Commitment in the Provision of Water Services. Washington, D.C: Inter-American Development Bank, 1999.
Citatione MLA (9a ed.)Savedoff, William D., e Pablo T. Spiller. Spilled Water: Institutional Commitment in the Provision of Water Services. Inter-American Development Bank, 1999.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.