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Submitted on: 21 July 2004.
Revised on: 14 August 2004.
Accepted on: 30 September 2004.
___________________Bordon-Revista de Pedagogia---SOC ESPANOLA PEDAGOGIA
Submitted on: 23 April 2011.
Revised on: 11 August 2011.
Accepted on: 29 August 2011.
___________________Bordon-Revista de Pedagogia---SOC ESPANOLA PEDAGOGIA
Submitted on: 18 January 2020.
Revised on: 08 February 2020.
Accepted on: 18 March 2020.
___________________Bordon-Revista de Pedagogia---SOC ESPANOLA PEDAGOGIA
Submitted on: 17 May 2021.
Revised on: 14 August 2021.
Accepted on: 30 September 2021.
___________________Bordon-Revista de Pedagogia---SOC ESPANOLA PEDAGOGIA
Submitted on: 14 February 2015.
Revised on: 22 April 2015.
Accepted on: 26 May 2015.
___________________Bordon-Revista de Pedagogia---SOC ESPANOLA PEDAGOGIA
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