Items where Author is "Harianja, Widya Jelita"
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Harianja, Widya Jelita (2021) PENINGKATAN KEMAMPUAN PEMECAHAN MASALAH MATEMATIS SISWA KELAS VIII SMP PARULIAN 1 MEDAN MELALUI MODEL PEMBELAJARAN INTERAKTIF SETTING KOOPERATIF. Undergraduate thesis, UNIMED.