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Submitted on: 23 October 2007.
Revised on: 28 December 2007.
Accepted on: 16 January 2008.
___________________JOURNAL OF COMPUTER ASSISTED LEARNING
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Submitted on: 02 December 2022.
Revised on: 12 February 2023.
Accepted on: 21 March 2023.
___________________JOURNAL OF COMPUTER ASSISTED LEARNING
Submitted on: 25 May 2016.
Revised on: 14 August 2016.
Accepted on: 06 October 2016.
___________________JOURNAL OF COMPUTER ASSISTED LEARNING
Submitted on: 25 September 2007.
Revised on: 31 October 2007.
Accepted on: 20 November 2007.
___________________JOURNAL OF COMPUTER ASSISTED LEARNING
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