Spurr, J. E., & Wormser, F. E. (1925). The marketing of metals and minerals: A series of articles by specialists. McGraw-Hill book company, inc..
Chicago Style (17th ed.) CitationSpurr, Josiah Edward, and Felix Edgar Wormser. The Marketing of Metals and Minerals: A Series of Articles by Specialists. New York [etc.]: McGraw-Hill book company, inc., 1925.
MLA (9th ed.) CitationSpurr, Josiah Edward, and Felix Edgar Wormser. The Marketing of Metals and Minerals: A Series of Articles by Specialists. McGraw-Hill book company, inc., 1925.
Warning: These citations may not always be 100% accurate.