Cita APA (7th ed.)

National Pollutant Inventory. Emission estimation technique manual for copper concentrating, smelting and refining.

Cita Chicago (17th ed.)

National Pollutant Inventory. Emission Estimation Technique Manual for Copper Concentrating, Smelting and Refining.

Cita MLA (9th ed.)

National Pollutant Inventory. Emission Estimation Technique Manual for Copper Concentrating, Smelting and Refining.

Atenció: Aquestes cites poden no estar 100% correctes.