Espinoza-González, J., & Delgado-Monge, I. C. (2016). Mathmatic Anxiety in Students at their First Year in Universidad Nacional de Costa Rica.
استشهاد بنمط شيكاغوEspinoza-González, Johan, و Islande Cristina Delgado-Monge. Mathmatic Anxiety in Students At Their First Year in Universidad Nacional De Costa Rica. 2016.
MLA استشهادEspinoza-González, Johan, و Islande Cristina Delgado-Monge. Mathmatic Anxiety in Students At Their First Year in Universidad Nacional De Costa Rica. 2016.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.