Gregg, J. L. (1934). Arsenical and argentiferous copper. The Chemical catalog company, inc..
Chicago Style (17th ed.) CitationGregg, James Lawrence. Arsenical and Argentiferous Copper. New York,: The Chemical catalog company, inc., 1934.
MLA (8th ed.) CitationGregg, James Lawrence. Arsenical and Argentiferous Copper. The Chemical catalog company, inc., 1934.
Warning: These citations may not always be 100% accurate.