APA (7th ed.) Citation

Haas, L. A., Schluter, R. B., & Nafziger, R. H. (1981). Low pressure leaching of Duluth complex matte. U.S. Dept. of the Interior, Bureau of Mines.

Chicago Style (17th ed.) Citation

Haas, L. A., R. B. Schluter, and R. H. Nafziger. Low Pressure Leaching of Duluth Complex Matte. Pgh. [i.e. Pittsburgh], Pa.: U.S. Dept. of the Interior, Bureau of Mines, 1981.

MLA (9th ed.) Citation

Haas, L. A., et al. Low Pressure Leaching of Duluth Complex Matte. U.S. Dept. of the Interior, Bureau of Mines, 1981.