Powerful images slide programmes and filmstrips to inform, motivate and train in developing countries planning, production and use guide.

Powerful images slide programmes and filmstrips to inform, motivate and train in developing countries

מידע ביבליוגרפי
פורמט: ספר
שפה:English
יצא לאור: Rome Food and Agriculture Organization of the United Nations 1990.
נושאים:
Audio-visual materials.
Audio-visual equipment.
Educational technology.