Gotthelf, P. (2005). Precious metals trading: How to forecast and profit from major market moves. John Wiley & Sons.
Chicago-stil citatGotthelf, Philip. Precious Metals Trading: How to Forecast and Profit From Major Market Moves. John Wiley & Sons, 2005.
MLA-referensGotthelf, Philip. Precious Metals Trading: How to Forecast and Profit From Major Market Moves. John Wiley & Sons, 2005.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.