Developing and using audio-visual materials in water supply and sanitation programs

Developing and using audio-visual materials in water supply and sanitation programs

Bibliografische gegevens
Hoofdauteur: Karlin, Barry
Coauteur: Water and Sanitation for Health Project (U.S.)
Andere auteurs: Isely, Raymond B.
Formaat: Boek
Taal:English
Gepubliceerd in: Arlington, Va. WASH 1984.
Reeks:WASH technical report no.30
Onderwerpen:
Water-supply > Audio-visual aids.
Sanitation > Audio-visual aids.
Water-supply > Instruction and study.
Sanitation > Instruction and study.
Water Supply > Programmed instruction.
Sanitation > Programmed instruction.