Submitted on: 13 March 2010.
Revised on: 26 April 2010.
Accepted on: 21 May 2010.
Linguas & Letras---UNIV ESTADUAL OESTE PARANA-UNIOESTE
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Submitted on: 17 April 2003.
Revised on: 25 May 2003.
Accepted on: 19 June 2003.
Linguas & Letras---UNIV ESTADUAL OESTE PARANA-UNIOESTE
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Submitted on: 12 March 2020.
Revised on: 21 April 2020.
Accepted on: 15 May 2020.
Linguas & Letras---UNIV ESTADUAL OESTE PARANA-UNIOESTE
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