Submitted on: 12 July 2012.
Revised on: 01 October 2012.
Accepted on: 11 November 2012.
___________________Assessing Writing---ELSEVIER SCI LTD
Submitted on: 22 August 2014.
Revised on: 16 September 2014.
Accepted on: 31 October 2014.
___________________Assessing Writing---ELSEVIER SCI LTD
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Submitted on: 21 September 2016.
Revised on: 27 October 2016.
Accepted on: 21 November 2016.
___________________Assessing Writing---ELSEVIER SCI LTD