Roebken, H. (2012). The Influence of Goal Orientation on Student Satisfaction, Academic Engagement and Achievement. Universidad de Almería.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रRoebken, Heinke. The Influence of Goal Orientation on Student Satisfaction, Academic Engagement and Achievement. Universidad de Almería, 2012.
एमएलए (8वां संस्करण) प्रशस्ति पत्रRoebken, Heinke. The Influence of Goal Orientation on Student Satisfaction, Academic Engagement and Achievement. Universidad de Almería, 2012.
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