Singer, C. (1948). The earliest chemical Industry: An essay in the historical relations of economics & technology illustrated from the alum trade / Charles Singer. The Folio Society.
Citace podle Chicago (17th ed.)Singer, Charles. The Earliest Chemical Industry: An Essay in the Historical Relations of Economics & Technology Illustrated from the Alum Trade / Charles Singer. London: The Folio Society, 1948.
Citace podle MLA (8th ed.)Singer, Charles. The Earliest Chemical Industry: An Essay in the Historical Relations of Economics & Technology Illustrated from the Alum Trade / Charles Singer. The Folio Society, 1948.
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