Cook, W. I., & Groce, D. W. (1975). A preliminary investigation of the performance of men's safety-toe footwear. U.S. Dept. of Health, Education, and Welfare, Public Health Service, Center For Disease Control, National Institute for Occupational Safety and Health, Division of Laboratories and Criteria Development.
Chicago Style (17th ed.) CitationCook, William I., and Dennis W. Groce. A Preliminary Investigation of the Performance of Men's Safety-toe Footwear. Morgantown, W. Va.: U.S. Dept. of Health, Education, and Welfare, Public Health Service, Center For Disease Control, National Institute for Occupational Safety and Health, Division of Laboratories and Criteria Development, 1975.
MLA (9th ed.) CitationCook, William I., and Dennis W. Groce. A Preliminary Investigation of the Performance of Men's Safety-toe Footwear. U.S. Dept. of Health, Education, and Welfare, Public Health Service, Center For Disease Control, National Institute for Occupational Safety and Health, Division of Laboratories and Criteria Development, 1975.