Phillips, J. A. (1867). The mining and metallurgy of gold and silver. E. and F. N. Spon.
Dyfyniad Arddull ChicagoPhillips, John Arthur. The Mining and Metallurgy of Gold and Silver. London: E. and F. N. Spon, 1867.
Dyfyniad MLAPhillips, John Arthur. The Mining and Metallurgy of Gold and Silver. E. and F. N. Spon, 1867.
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