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Submitted on: 22 June 2007.
Revised on: 24 August 2007.
Accepted on: 05 October 2007.
___________________INTERNATIONAL JOURNAL OF PUBLIC OPINION RESEARCH
Submitted on: 04 March 1999.
Revised on: 23 April 1999.
Accepted on: 30 May 1999.
___________________INTERNATIONAL JOURNAL OF PUBLIC OPINION RESEARCH
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Submitted on: 01 April 2000.
Revised on: 29 June 2000.
Accepted on: 18 July 2000.
___________________INTERNATIONAL JOURNAL OF PUBLIC OPINION RESEARCH
Submitted on: 23 December 2017.
Revised on: 07 March 2018.
Accepted on: 26 April 2018.
___________________INTERNATIONAL JOURNAL OF PUBLIC OPINION RESEARCH
http://reply.papertrans.cn/2/141/14017/14017-27.png
Submitted on: 12 February 1999.
Revised on: 07 April 1999.
Accepted on: 19 April 1999.
___________________INTERNATIONAL JOURNAL OF PUBLIC OPINION RESEARCH
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