Low-cost educational materials
Subtitle: how to make ; how to use ; how to adapt
By: Asian Programme of Educational Innovation for Development.
Contributors: Asian Programme of Educational Innovation for Development.; Unesco. Regional Office for Education in Asia and Oceania.
Publisher: UNESCO Regional Office for Education in Asia and Oceania
Published: 1980
Place of publication: Bangkok
Language: eng
Subjects: Teaching -- Aids and devices.; Synthetic training devices.