Nevada-Massachusetts Co & Heizer, O. F. (1930). Methods and costs of concentrating tungsten ore at Nevada-Massachusetts mill, Mill City, Nev. [publisher not identified].
Chicago Style (17th ed.) CitationNevada-Massachusetts Co and Ott F. Heizer. Methods and Costs of Concentrating Tungsten Ore at Nevada-Massachusetts Mill, Mill City, Nev. Washington, D.C.: [publisher not identified], 1930.
MLA (9th ed.) CitationNevada-Massachusetts Co and Ott F. Heizer. Methods and Costs of Concentrating Tungsten Ore at Nevada-Massachusetts Mill, Mill City, Nev. [publisher not identified], 1930.
Warning: These citations may not always be 100% accurate.