Suriyanti, Y., & Dau, L. (1). Penerapan Model Pembelajaran Kooperatif Tipe Group Investigation Bermodifikasi Snowball Throwing Terhadap Hasil Belajar Ekonomi Siswa Kelas X SMA Nusantara Indah Sintang, Kalimantan Barat. Surya Edunomics, 1(1), 43-48. Retrieved from https://ebook.umpwr.ac.id/suryaedunomics/article/view/1096