Phan, H. P. (2012). An examination of achievement goals in learning: A quasi-quantitative approach. Universidad de Almería.
Chicago-referens (17:e uppl.)Phan, Huy P. An Examination of Achievement Goals in Learning: A Quasi-quantitative Approach. Universidad de Almería, 2012.
MLA-referens (8:e uppl.)Phan, Huy P. An Examination of Achievement Goals in Learning: A Quasi-quantitative Approach. Universidad de Almería, 2012.
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