Air pollution emission test : Asarco copper smelter, El Paso, Texas.

MLA

United States. Air pollution emission test : Asarco copper smelter, El Paso, Texas. Research Triangle Park, NC: United States Environmental Protection Agency, Office of Air Quality Planning and Standards, 1978.

APA

United States. (2025). Air pollution emission test : Asarco copper smelter, El Paso, Texas. Research Triangle Park, NC: United States Environmental Protection Agency, Office of Air Quality Planning and Standards.

Chicago

United States. Air pollution emission test : Asarco copper smelter, El Paso, Texas. Research Triangle Park, NC: United States Environmental Protection Agency, Office of Air Quality Planning and Standards, 1978.