Spelling suggestions: "subject:"aotivation frustration Ärgr"" "subject:"aotivation frustration Ärge""
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How to Overcome Frustration? : The Influence of Frustration on Motivational Orientation and Motivational IntensityKrieglmeyer, Regina January 2007 (has links)
Würzburg, Univ., Diss., 2007
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