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Submitted on: 07 November 2003.
Revised on: 10 January 2004.
Accepted on: 05 February 2004.
___________________JOURNAL OF ENVIRONMENTAL EDUCATION
Submitted on: 26 March 2011.
Revised on: 24 April 2011.
Accepted on: 07 May 2011.
___________________JOURNAL OF ENVIRONMENTAL EDUCATION
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