Submitted on: 03 August 2005.
Revised on: 16 November 2005.
Accepted on: 01 January 2006.
___________________I-Perception---SAGE PUBLICATIONS LTD
Submitted on: 27 August 2002.
Revised on: 26 October 2002.
Accepted on: 04 December 2002.
___________________I-Perception---SAGE PUBLICATIONS LTD
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Submitted on: 01 March 1998.
Revised on: 30 April 1998.
Accepted on: 10 May 1998.
___________________I-Perception---SAGE PUBLICATIONS LTD
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