Delvi Amelia Susanti Lede, Ni Wayan Swarniti. IMPROVING THE STUDENTS’ VOCABULARY MASTERY BY USING TREE DIAGRAM ON THE EIGHTH GRADE STUDENTS’ OF SMP DWIJENDRA IN THE ACADEMIC YEAR 2019/2020. WD [Internet]. 2020 Dec. 1 [cited 2025 Sep. 7];30(2):51-7. Available from: http://43.243.142.146/index.php/widyasrama/article/view/1112