1. http://www.guangzhou.gov.cn.
2. CaoXinXiang, The Development of Urban Night Tourism–a Case of KaiFeng[J].Commercial Research, 2008(11) 213-216. (In Chinese).
3. The Development of Urban Night Tourism in SuZhou[J];Liu;Economists,2009
4. HuangYumei. Research on the Urban Night T ourism– a Case of NanJing[D].Southeast University, 2007.(In Chinese).