Aaron, C. Assaying: In three parts. Part Ist. gold and silver ores; part 2d. gold and silver bullion; part 3d. lead, copper, tin, mercury.
Cita Chicago Style (17a ed.)Aaron, Ch. Assaying: In Three Parts. Part Ist. Gold and Silver Ores; Part 2d. Gold and Silver Bullion; Part 3d. Lead, Copper, Tin, Mercury. San Francisco, Cal.
Cita MLA (8a ed.)Aaron, Ch. Assaying: In Three Parts. Part Ist. Gold and Silver Ores; Part 2d. Gold and Silver Bullion; Part 3d. Lead, Copper, Tin, Mercury.
Precaución: Estas citas no son 100% exactas.