1. The next 1,000 years: The ‘big five’ engines of economic growth;Molitor;Futurist,1999
2. Leisure and Leisure Services in the 21st Century;Godbey,1997
3. Consuming Karaoke in China
4. 1991: Karaoke Started a New Epoch of Entertainment (January 9)http://views.ce.cn/fun/corpus/ce/zsrs/200901/09/t20090109_17917725.shtml