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Submitted on: 28 March 2014.
Revised on: 14 May 2014.
Accepted on: 31 May 2014.
___________________Adult Learning---SAGE PUBLICATIONS INC
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Submitted on: 02 January 2020.
Revised on: 17 April 2020.
Accepted on: 03 June 2020.
___________________Adult Learning---SAGE PUBLICATIONS INC
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Submitted on: 02 February 2018.
Revised on: 10 April 2018.
Accepted on: 23 April 2018.
___________________Adult Learning---SAGE PUBLICATIONS INC