Hammer, W., & Hammer, W. (1981). Occupational safety management and engineering (2.edition.). Englewood Cliffs, N.J.: Prentice Hall.
Chicago Style CitationHammer, Willie, and Willie Hammer. Occupational Safety Management and Engineering. 2.edition. Englewood Cliffs, N.J.: Prentice Hall, 1981.
MLA CitationHammer, Willie, and Willie Hammer. Occupational Safety Management and Engineering. 2.edition. Englewood Cliffs, N.J.: Prentice Hall, 1981.
Warning: These citations may not always be 100% accurate.