Evaluating health impact water supply, sanitation, and hygiene education

Dettagli Bibliografici
Autore principale:	Briscoe, John
Natura:	Libro
Lingua:	inglese
Pubblicazione:	Ottawa, CAN IDRC c1986.
Soggetti:	Environmental health > Evaluation > Congresses. Water purification > Health aspects > Evaluation > Congresses. Sanitation > Health aspects > Evaluation > Congresses.