Submitted on: 05 February 2017.
Revised on: 22 April 2017.
Accepted on: 24 May 2017.
___________________Ethnography---SAGE PUBLICATIONS LTD
http://reply.papertrans.cn/1/90/8931/8931-22.png
http://reply.papertrans.cn/1/90/8931/8931-23.png
http://reply.papertrans.cn/1/90/8931/8931-24.png
http://reply.papertrans.cn/1/90/8931/8931-25.png
http://reply.papertrans.cn/1/90/8931/8931-26.png
Submitted on: 26 September 2012.
Revised on: 02 January 2013.
Accepted on: 01 March 2013.
___________________Ethnography---SAGE PUBLICATIONS LTD
http://reply.papertrans.cn/1/90/8931/8931-28.png
Submitted on: 22 July 2014.
Revised on: 04 November 2014.
Accepted on: 10 December 2014.
___________________Ethnography---SAGE PUBLICATIONS LTD
http://reply.papertrans.cn/1/90/8931/8931-30.png