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Submitted on: 20 December 2009.
Revised on: 02 February 2010.
Accepted on: 27 March 2010.
___________________Irish Journal of Management---SCIENDO
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Submitted on: 26 December 2008.
Revised on: 09 March 2009.
Accepted on: 14 April 2009.
___________________Irish Journal of Management---SCIENDO
Submitted on: 29 June 2015.
Revised on: 13 August 2015.
Accepted on: 30 August 2015.
___________________Irish Journal of Management---SCIENDO
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