Ricardo Quiroga
- A Review of the Use of Contingent Valuation Methods in Project Analysis at the Inter-American Development Bank
By Sergio Ardila, Ricardo Quiroga, William J. Vaughan (12/98, ENV-126, E)
- Gestión de áreas protegidas para la conservación de la biodiversidad: Evidencias de Brasil, Honduras y Perú
By Marc Dourojeanni, Ricardo Quiroga (07/06, S)