Cita APA

 Weldon, G. T. (2007).  Gold trading boot camp: How to master the basics and become a successful commodities investor. John Wiley & Sons.

Chicago Style Citation

 Weldon, Gregory T.  Gold Trading Boot Camp: How to Master the Basics and Become a Successful Commodities Investor. John Wiley & Sons, 2007.

Cita MLA

 Weldon, Gregory T.  Gold Trading Boot Camp: How to Master the Basics and Become a Successful Commodities Investor. John Wiley & Sons, 2007.