United Verde Extension Mining Company & D'Arcy, R. L. (1930). Mining practice and methods at United Verde Extension Mining Company, Jerome, Ariz. [publisher not identified].
Chicago Style (17th ed.) CitationUnited Verde Extension Mining Company and Richard L. D'Arcy. Mining Practice and Methods at United Verde Extension Mining Company, Jerome, Ariz. Washington, D.C.: [publisher not identified], 1930.
MLA (9th ed.) CitationUnited Verde Extension Mining Company and Richard L. D'Arcy. Mining Practice and Methods at United Verde Extension Mining Company, Jerome, Ariz. [publisher not identified], 1930.
Warning: These citations may not always be 100% accurate.