Hammer, W. (1985). Occupational safety management and engineering (3ª ed.). Prentice Hall.
Citación estilo ChicagoHammer, Willie. Occupational Safety Management and Engineering. 3ª ed. Prentice Hall, 1985.
Cita MLAHammer, Willie. Occupational Safety Management and Engineering. 3ª ed. Prentice Hall, 1985.
Warning: These citations may not always be 100% accurate.