Riza, S. M. (2014) “IMPROVING STUDENTS™ ACHIEVEMENT IN WRITING DESCRIPTIVE TEXT THROUGH MIND MAPPING MODEL OF EIGHT GRADE SMP NEGERI 13 MEDAN. TESIS. PROGRAM PENDIDIKAN DASAR, SEKOLAH PASCASARJANA, UNIVERSITAS NEGERI MEDAN”, Jurnal Tematik, 3(1). doi: 10.24114/jt.v3i1.1213.