Submitted on: 24 November 2006.
Revised on: 23 December 2006.
Accepted on: 08 January 2007.
Motivation Science---EDUCATIONAL PUBLISHING FOUNDATION-AMERICAN PSYCHOLOGICAL ASSOC
Submitted on: 12 April 2020.
Revised on: 01 May 2020.
Accepted on: 18 May 2020.
Motivation Science---EDUCATIONAL PUBLISHING FOUNDATION-AMERICAN PSYCHOLOGICAL ASSOC
Submitted on: 07 November 2003.
Revised on: 23 November 2003.
Accepted on: 16 December 2003.
Motivation Science
Submitted on: 06 March 2020.
Revised on: 20 March 2020.
Accepted on: 10 April 2020.
Motivation Science---EDUCATIONAL PUBLISHING FOUNDATION-AMERICAN PSYCHOLOGICAL ASSOC
Submitted on: 23 January 1999.
Revised on: 10 February 1999.
Accepted on: 18 February 1999.
Motivation Science
Submitted on: 10 May 2010.
Revised on: 01 June 2010.
Accepted on: 26 June 2010.
Motivation Science
Submitted on: 24 February 2013.
Revised on: 13 March 2013.
Accepted on: 03 April 2013.
Motivation Science---EDUCATIONAL PUBLISHING FOUNDATION-AMERICAN PSYCHOLOGICAL ASSOC
Submitted on: 22 October 2001.
Revised on: 27 November 2001.
Accepted on: 07 December 2001.
Motivation Science
Submitted on: 29 December 2012.
Revised on: 07 February 2013.
Accepted on: 18 February 2013.
Motivation Science---EDUCATIONAL PUBLISHING FOUNDATION-AMERICAN PSYCHOLOGICAL ASSOC
Submitted on: 23 November 2017.
Revised on: 03 December 2017.
Accepted on: 22 December 2017.
Motivation Science---EDUCATIONAL PUBLISHING FOUNDATION-AMERICAN PSYCHOLOGICAL ASSOC