Nababan, Sulastri, Nurhayati Sitorus, & Harpen Silitonga. " THE EFFECT OF SEMANTIC MAPPING STRATEGY TOWARDS STUDENTS’ ABILITY IN WRITING DESCRIPTIVE TEXT AT THE EIGHTH GRADE OF SMPN 37 MEDAN." Jurnal Teknologi Mesin UDA [Online], 2.2 (2024): n. pag. Web. 23 Feb. 2025