Klepzig,, H. J.
Practical guide for the selection of audio visual media / H. J. Klepzig, M. Weiss
Practical guide for the selection of audio visual media / H. J. Klepzig, M. Weiss
. - Paris : Unesco, 1979
. - 49 p. : il. 30 cm
. - (Division of structures, content, methods and techniques of education))
371.68