Rachmatia, Nurhaeda Gailea, and Eri Rahmawati. 2025. “THE EFFECT OF ENGLISH AS AN OPTIONAL SUBJECT AT ELEMENTARY SCHOOL TOWARDS JUNIOR HIGH SCHOOL ENGLISH PRODUCTIVE SKILL”. JUDIKA (JURNAL PENDIDIKAN UNSIKA) 13 (1):61-74. https://doi.org/10.35706/judika.v13i1.13.