Krinzinger, H., Kaufmann, L., & Willmes, K. (2009). Math Anxiety and Math Ability in Early Primary School Years.
استشهاد بنمط شيكاغوKrinzinger, Helga, Liane Kaufmann, و Klaus Willmes. Math Anxiety and Math Ability in Early Primary School Years. 2009.
MLA استشهادKrinzinger, Helga, Liane Kaufmann, و Klaus Willmes. Math Anxiety and Math Ability in Early Primary School Years. 2009.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.