A survey of British research in audio-visual AIDS 1945-1971.
Coppen, Helen.
A survey of British research in audio-visual AIDS 1945-1971. - ed. - London : National Committee for audio-visual AIDS in education, 1972. - 271 p.
Audio-visual education
Audio-visual education
A survey of British research in audio-visual AIDS 1945-1971. - ed. - London : National Committee for audio-visual AIDS in education, 1972. - 271 p.
Audio-visual education
Audio-visual education