Barliana, Siti, Edi Ardian, and Syafrizal. “A STUDY ON STUDENTS’ ABILITY IN UNDERSTANDING CONDITIONAL SENTENCES AT SECOND GRADE OF SMK N 1 TEMBILAHAN ACCOUNTING 3 MAJORING”. J-Shelves of Indragiri (JSI) 3, no. 1 (November 10, 2021): 39–54. Accessed July 4, 2024. https://ejournal-fkip.unisi.ac.id/shelves/article/view/1772.