Hammer, W. (1989). Occupational safety management and engineering (4th ed.). Prentice Hall.
Chicago Style (17th ed.) CitationHammer, Willie. Occupational Safety Management and Engineering. 4th ed. Englewood Cliffs, NJ: Prentice Hall, 1989.
MLA (8th ed.) CitationHammer, Willie. Occupational Safety Management and Engineering. 4th ed. Prentice Hall, 1989.
Warning: These citations may not always be 100% accurate.