Phelps Dodge Corporation & Crowfoot, A. (1931). Concentrating methods and costs at Morenci concentrator of Phelps Dodge Corporation, Morenci, Greenlee County, Ariz. [publisher not identified].
Chicago Style (17th ed.) CitationPhelps Dodge Corporation and Arthur Crowfoot. Concentrating Methods and Costs at Morenci Concentrator of Phelps Dodge Corporation, Morenci, Greenlee County, Ariz. Washington, D.C.: [publisher not identified], 1931.
MLA (9th ed.) CitationPhelps Dodge Corporation and Arthur Crowfoot. Concentrating Methods and Costs at Morenci Concentrator of Phelps Dodge Corporation, Morenci, Greenlee County, Ariz. [publisher not identified], 1931.
Warning: These citations may not always be 100% accurate.