Rubenach,, Jacques
Division structures, content, methods and techniques of education
Audiovisual equipment in education : can international harmonisation be achived / Jacques Rubenach
Audiovisual equipment in education : can international harmonisation be achived / Jacques Rubenach
. - Paris : Uneco, 1979
. - 28 p. 30 cm
. - (Division of structures, content, methods and techniques of education)
371.68