http://reply.papertrans.cn/3/276/27519/27519-31.png
http://reply.papertrans.cn/3/276/27519/27519-32.png
http://reply.papertrans.cn/3/276/27519/27519-33.png
http://reply.papertrans.cn/3/276/27519/27519-34.png
Submitted on: 29 December 2013.
Revised on: 15 January 2014.
Accepted on: 30 January 2014.
Scandinavian Journal of Hospitality and Tourism
http://reply.papertrans.cn/3/276/27519/27519-36.png