Herina, Clara. “TOEFL Preparation for University Students’ Candidates from ASAK Paroki MKK”. Social Economics and Ecology International Journal (SEEIJ) 3, no. 1 (March 15, 2018): 18-29. Accessed May 14, 2024. https://journal.binus.ac.id/index.php/SEEIJ/article/view/6959.