National Risk Management Research Laboratory (U.S.). (2001). Guide to industrial assessments for pollution prevention and energy efficiency. U.S. Environmental Protection Agency.
Chicago-Zitierstil (17. Ausg.)National Risk Management Research Laboratory (U.S.). Guide to Industrial Assessments for Pollution Prevention and Energy Efficiency. Cincinnati: U.S. Environmental Protection Agency, 2001.
MLA-Zitierstil (9. Ausg.)National Risk Management Research Laboratory (U.S.). Guide to Industrial Assessments for Pollution Prevention and Energy Efficiency. U.S. Environmental Protection Agency, 2001.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.