APA (7th ed.) Citation

Hammer, W. (1989). Occupational safety management and engineering (4th ed.). Prentice Hall.

Chicago Style (17th ed.) Citation

Hammer, Willie. Occupational Safety Management and Engineering. 4th ed. Englewood Cliffs, NJ: Prentice Hall, 1989.

MLA (8th ed.) Citation

Hammer, Willie. Occupational Safety Management and Engineering. 4th ed. Prentice Hall, 1989.

Warning: These citations may not always be 100% accurate.