McPherson, A., & Timms, H. (1988). The audio-visual handbook: A complete guide to the world of audio-visual techniques. Pelham Books.
Cita Chicago (17th ed.)McPherson, Alan, i Howard Timms. The Audio-visual Handbook: A Complete Guide to the World of Audio-visual Techniques. London: Pelham Books, 1988.
Cita MLA (9th ed.)McPherson, Alan, i Howard Timms. The Audio-visual Handbook: A Complete Guide to the World of Audio-visual Techniques. Pelham Books, 1988.
Atenció: Aquestes cites poden no estar 100% correctes.