Suparman, S. S., S. Kadarwati, and N. Nurmawati. EFFECTIVELY HUITT LEARNING MODEL WITH QUESTION MEDIA CARD AND PQ4R LEARNING MODEL WITH FLIP BOX MAKER MEDIA IN RESULT OF BEKL LOGIC MATHEMATIC IN STUDENT CLASS X PUBLIC SENIOR HIGH SCHOLL 1 SEMARANG. Vol. 2, no. 1, May 2018, pp. 128-40, https://ejurnalunsam.id/index.php/jsnbl/article/view/562.