KERR KEVIN. (2007). MANIAC COMMODITY TRADER`S GUIDE TO MAKING A FORTUNE. JOHN WILEY & SONS.
Lua i Stíl Chicago (17ú heag.)KERR KEVIN. MANIAC COMMODITY TRADER`S GUIDE TO MAKING A FORTUNE. NEW JERSEY: JOHN WILEY & SONS, 2007.
Lua MLA (9ú heag.)KERR KEVIN. MANIAC COMMODITY TRADER`S GUIDE TO MAKING A FORTUNE. JOHN WILEY & SONS, 2007.
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