Gordon Cumming, C. F. (1898). The inventor of the numeral-type for China. Downey.
Lua i Stíl Chicago (17ú heag.)Gordon Cumming, C. F. The Inventor of the Numeral-type for China. Lond.: Downey, 1898.
Lua MLA (8ú heag.)Gordon Cumming, C. F. The Inventor of the Numeral-type for China. Downey, 1898.
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