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1.
The economics of new educational media: cost and effectiveness overview and synthesis / Eicher Jean-Claude. by Series: The economics of new educational media ; vol. 3: cost and effectivenss overview and synthesis.
Material type: Text Text; Format: print ; Literary form: Not fiction
Publication details: Paris: The Unesco press; 1982
Availability: Items available for loan: Kenya National Commission for UNESCO (2)Call number: 1.60EIC, ...

2.
The economics of new educational media: Present status of research and trends: educational methods and techniques / by Series: The economics of new educational media ; V1:Present status of research and trends.
Material type: Text Text; Format: print
Publication details: Paris: ; UNESCO; ; 1977
Availability: Items available for loan: Kenya National Commission for UNESCO (1)Call number: 1.60ECO.

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