“Penerapan Model Pembelajaran Kooperatif Tipe Group Investigation Bermodifikasi Snowball Throwing Terhadap Hasil Belajar Ekonomi Siswa Kelas X SMA Nusantara Indah Sintang, Kalimantan Barat” (2017) Surya Edunomics, 1(1), pp. 43–48. Available at: https://jurnal.umpwr.ac.id/suryaedunomics/article/view/1096 (Accessed: 15 September 2026).