Simpson, R. S. (1987). Effective Audio-Visual a User's Handbook. Focal Press.
Chicago Style (17th ed.) CitationSimpson, Roberts S. Effective Audio-Visual a User's Handbook. Focal Press, 1987.
MLA (8th ed.) CitationSimpson, Roberts S. Effective Audio-Visual a User's Handbook. Focal Press, 1987.
Warning: These citations may not always be 100% accurate.