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

Podrobná bibliografie
Hlavní autor:	Karlin, Barry
Korporativní autor:	Water and Sanitation for Health Project (U.S.)
Další autoři:	Isely, Raymond B.
Médium:	Kniha
Jazyk:	English
Vydáno:	Arlington, Va. WASH 1984.
Edice:	WASH technical report no.30
Témata:	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.