Rand, L. H., & Sturgis, E. B. (1931). The mines handbook: Succeeding the Copper handbook... describing the mining companies of the two American continents... in two parts. Mines Information Bureau.
Chicago Style (17th ed.) CitationRand, Lenox Hawes, and Edward Barney Sturgis. The Mines Handbook: Succeeding the Copper Handbook... Describing the Mining Companies of the Two American Continents... in Two Parts. Suffern, N.Y.: Mines Information Bureau, 1931.
MLA (8th ed.) CitationRand, Lenox Hawes, and Edward Barney Sturgis. The Mines Handbook: Succeeding the Copper Handbook... Describing the Mining Companies of the Two American Continents... in Two Parts. Mines Information Bureau, 1931.
Warning: These citations may not always be 100% accurate.