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

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

書誌詳細
第一著者: Karlin, Barry
団体著者: Water and Sanitation for Health Project (U.S.)
その他の著者: Isely, Raymond B.
フォーマット: 図書
言語:English
出版事項: Arlington, Va. WASH 1984.
シリーズ:WASH technical report no.30
主題:
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.