Audio-visual handbook /
Cable, Ralph
Audio-visual handbook / by Ralph Cable - 2nd ed. - London : University of London P., 1965. - 118 p. : illus.
0340168455
Audio-visual education
371.33 / CAB.A
Audio-visual handbook / by Ralph Cable - 2nd ed. - London : University of London P., 1965. - 118 p. : illus.
0340168455
Audio-visual education
371.33 / CAB.A