Gutiérrez-Rubio, David, Alexander Maz-Machado, Carmen León-Mantero, and María José Madrid-Martín. 2018. “Analysis of PISA Data on the Effect of student’s Parents on Math Anxiety in Spanish Students”. INTERNATIONAL JOURNAL OF RESEARCH IN EDUCATION METHODOLOGY 9 (1):1489-95. https://doi.org/10.24297/ijrem.v9i1.7886.