Submitted on: 01 January 2005.
Revised on: 28 March 2005.
Accepted on: 20 May 2005.
___________________European Journal of Special Needs Education
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Submitted on: 08 November 2014.
Revised on: 03 March 2015.
Accepted on: 01 April 2015.
___________________European Journal of Special Needs Education
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Submitted on: 25 February 2007.
Revised on: 08 June 2007.
Accepted on: 30 July 2007.
___________________European Journal of Special Needs Education
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