1. AGA (American Gaming Association). (2009a). State of the States 2009: The AGA survey of casino entertainment. Retrieved from http://www.americangaming.org/assets/files/aga_sos2009web_FINAL.pdf . The results on the 2008 U.S. effective casino tax rates calculated from this survey can be found directly from http://www.noslots.com/CasinoTaxRatesbyState.html .
2. AGA. (2009b). U.S. commercial casino industry: Facts at your fingertips. Retrieved from http://www.americangaming.org/assets/files/AGA_Facts_Web.pdf .
3. Anderson, J. E. (2005). Casino taxation in the United States. National Tax Journal, 58, 303–324.
4. Bezlova, A. (2009). China: Macau gaming boom at a cost. IPS News, 17 April. Retrieved from http://www.responsiblegambling.org/staffsearch/latest_news_articles_details.cfm?intID=12086 .
5. CEW. (2009). About 600 billion yuan is lost each year to offshore casinos around China borders. A News Report (in Chinese), 42. Retrieved from http://www.finance.jrj.com.cn/biz/2009/11/0409076391088-2.shtml .