Scottish Council for Educational Technology, Henderson, J., & Humphreys, F. (1981). Audio visual handbook : (the SCET guide to educational and training equipment) / edited by John Henderson and Fay Humphreys: (the SCET guide to educational and training equipment) ((2nd ed.).). Kogan Page.
Chicago Style (17th ed.) CitationScottish Council for Educational Technology, John Henderson, and Fay Humphreys. Audio Visual Handbook : (the SCET Guide to Educational and Training Equipment) / Edited by John Henderson and Fay Humphreys: (the SCET Guide to Educational and Training Equipment). (2nd ed.). London: Kogan Page, 1981.
MLA (9th ed.) CitationScottish Council for Educational Technology, et al. Audio Visual Handbook : (the SCET Guide to Educational and Training Equipment) / Edited by John Henderson and Fay Humphreys: (the SCET Guide to Educational and Training Equipment). (2nd ed.). Kogan Page, 1981.