Spalding, W. F. (1928). Dictionary of the world's currencies and foreign exchanges. Sir I. Pitman & sons, ltd..
Lua i Stíl Chicago (17ú heag.)Spalding, William Frederick. Dictionary of the World's Currencies and Foreign Exchanges. London, New York [etc.]: Sir I. Pitman & sons, ltd., 1928.
Lua MLA (8ú heag.)Spalding, William Frederick. Dictionary of the World's Currencies and Foreign Exchanges. Sir I. Pitman & sons, ltd., 1928.
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