Submitted on: 24 October 1999.
Revised on: 24 January 2000.
Accepted on: 16 February 2000.
___________________JOURNAL OF PLANNING EDUCATION AND RESEARCH
http://reply.papertrans.cn/2/188/18794/18794-22.png
Submitted on: 22 November 2017.
Revised on: 04 February 2018.
Accepted on: 17 February 2018.
___________________JOURNAL OF PLANNING EDUCATION AND RESEARCH
Submitted on: 24 January 2012.
Revised on: 01 April 2012.
Accepted on: 14 April 2012.
___________________JOURNAL OF PLANNING EDUCATION AND RESEARCH
http://reply.papertrans.cn/2/188/18794/18794-25.png
http://reply.papertrans.cn/2/188/18794/18794-26.png
http://reply.papertrans.cn/2/188/18794/18794-27.png
Submitted on: 07 November 2011.
Revised on: 04 December 2011.
Accepted on: 15 December 2011.
___________________JOURNAL OF PLANNING EDUCATION AND RESEARCH
http://reply.papertrans.cn/2/188/18794/18794-29.png
http://reply.papertrans.cn/2/188/18794/18794-30.png