MLA Style
"xe.com Universal Currency Converter." YourDictionary. LoveToKnow, n.d. Web. 6 November 2009. <http://www.yourdictionary.com/currency.html>.
APA Style
xe.com Universal Currency Converter. (n.d.). Retrieved November 6th, 2009, from http://www.yourdictionary.com/currency.html