1
Published: 2005.
2
Published: 2017.
Superior document: Advances in Motivation and Achievement, Volume 19
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3
Published: 2014.
Superior document: Advances in motivation and achievement ; volume 18
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4
Published: 2010.
Superior document: Advances in motivation and achievement, v. 16A
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5
Published: 2010.
Superior document: Advances in motivation ad achievement, v. 16B
Links: Get full text