Manual of audio-visual techniques
Kieffer, R.E. de
Manual of audio-visual techniques R.E. de Kieffer, Lee W. Cochran - 2nd - Englewood Cliffs, N.J. Prentice-Hall, inc. c1955, 1962 - viii, 254p.: ill. ; 28cm
Bibliography and audio-visual materiale at the end of chapters
Audiovisual education
371.33/K47m
Manual of audio-visual techniques R.E. de Kieffer, Lee W. Cochran - 2nd - Englewood Cliffs, N.J. Prentice-Hall, inc. c1955, 1962 - viii, 254p.: ill. ; 28cm
Bibliography and audio-visual materiale at the end of chapters
Audiovisual education
371.33/K47m