“IMPROVING STUDENTS’ VOCABULARY MASTERY THROUGH MAPPING WORDS TECHNIQUE AT THE SEVENTH GRADE OF MTS RAUDHATUL MU’MININ BANDAR LAMPUNG”. 2022. Journal of English Education Students (JEES) 4 (2): 1-7. https://eskripsi.stkippgribl.ac.id/index.php/jees/article/view/413.