Brass and Bronze Ingot Institute (Chicago, Ill.), & United States. National Air Pollution Control Administration. (1969). Air pollution aspects of brass and bronze smelting and refining industry. U. S. National Air Pollution Control Administration; [for sale by the Supt. of Docs., U. S. Govt. Print. Off.].
Trích dẫn kiểu Chicago (xuất bản lần thứ 7)Brass and Bronze Ingot Institute (Chicago, Ill.), và United States. National Air Pollution Control Administration. Air Pollution Aspects of Brass and Bronze Smelting and Refining Industry. Raleigh, N. C.: U. S. National Air Pollution Control Administration; [for sale by the Supt. of Docs., U. S. Govt. Print. Off.], 1969.
Trích dẫn kiểu MLA (xuất bản lần thứ 8)Brass and Bronze Ingot Institute (Chicago, Ill.), và United States. National Air Pollution Control Administration. Air Pollution Aspects of Brass and Bronze Smelting and Refining Industry. U. S. National Air Pollution Control Administration; [for sale by the Supt. of Docs., U. S. Govt. Print. Off.], 1969.