A study of the value of Pitometer survey in the determination of unaccounted for water in the Manila and suburbs water supply systems [microfilm]
| Autor principal: | |
|---|---|
| Formato: | Visual Material |
| Idioma: | English |
| Publicado em: |
Quezon City
Photoduplication Service, University of the Philippines Library
1976.
|
| Assuntos: |