Citazione Stile APA (7a Edizione)

Shah, I. D., Ruzzi, P. L., & Schluter, R. B. (1982). Low-iron Cu-Ni-Co matte from Duluth complex sulfide concentrate by direct smelting. U.S. Dept. of the Interior, Bureau of Mines.

Citazione stile Chigago Style (17a edizione)

Shah, I. D., P. L. Ruzzi, e R. B. Schluter. Low-iron Cu-Ni-Co Matte from Duluth Complex Sulfide Concentrate by Direct Smelting. [Avondale, Md.]: U.S. Dept. of the Interior, Bureau of Mines, 1982.

Citatione MLA (9a ed.)

Shah, I. D., et al. Low-iron Cu-Ni-Co Matte from Duluth Complex Sulfide Concentrate by Direct Smelting. U.S. Dept. of the Interior, Bureau of Mines, 1982.