Willingness to pay for water in rural punjab, Pakistan /
| Otros Autores: | , , |
|---|---|
| Formato: | Libro |
| Lenguaje: | English |
| Publicado: |
Washington, D.C. :
UNDP-World Bank and Sanitation Program ,
1992
|
| Colección: | Water and sanitation report ;
4 |
| Materias: |