Gaya APA

Hazardous waste operations and emergency response manual and desk reference / Christian L. Hackman, E. Ellsworth Hackman, Mattnew E. Hackman. (2001). : New York : McGra-Hill.

Gaya MLA

Hazardous waste operations and emergency response manual and desk reference / Christian L. Hackman, E. Ellsworth Hackman, Mattnew E. Hackman. . : New York : McGra-Hill, 2001. Text.