Communication in water supply and sanitation resource booklet

Detalles Bibliográficos
Autores principales: Gorre-Dale, Eirah (Autor), Jong Dick de (Autor), Ling, Jack (Autor)
Formato: Libro
Lenguaje:English
Publicado: The Hague, The Netherlands IRC, International Water and Sanitation Centre 1993.
Edición:revised edition.
Materias: