GANS, D. L. (1985). The World Of Coins And Coin Collecting David L. Ganz. Charles Scribner'Sons.
Lua i Stíl Chicago (17ú heag.)GANS, David L. The World Of Coins And Coin Collecting David L. Ganz. Charles Scribner'Sons, 1985.
Lua MLA (8ú heag.)GANS, David L. The World Of Coins And Coin Collecting David L. Ganz. Charles Scribner'Sons, 1985.
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