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Submitted on: 21 September 2004.
Revised on: 21 October 2004.
Accepted on: 02 December 2004.
___________________AMERICAN JOURNAL OF PSYCHOLOGY
Submitted on: 27 March 2001.
Revised on: 15 July 2001.
Accepted on: 19 August 2001.
___________________AMERICAN JOURNAL OF PSYCHOLOGY
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Submitted on: 14 November 2003.
Revised on: 31 December 2003.
Accepted on: 21 February 2004.
___________________AMERICAN JOURNAL OF PSYCHOLOGY
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Submitted on: 19 May 2003.
Revised on: 10 July 2003.
Accepted on: 29 August 2003.
___________________AMERICAN JOURNAL OF PSYCHOLOGY