Gregory, J., & Thacker, R. (1987). Audiovisual resources in occupational health and safety: Films, videos and tape slides available from distributors in the United Kingdom. Health and Safety Executive.
Chicago Style (17th ed.) CitationGregory, Jill, and Rosemary Thacker. Audiovisual Resources in Occupational Health and Safety: Films, Videos and Tape Slides Available from Distributors in the United Kingdom. Sheffield: Health and Safety Executive, 1987.
MLA (9th ed.) CitationGregory, Jill, and Rosemary Thacker. Audiovisual Resources in Occupational Health and Safety: Films, Videos and Tape Slides Available from Distributors in the United Kingdom. Health and Safety Executive, 1987.
Warning: These citations may not always be 100% accurate.