Zahlul, Z., & Kurniah, N. (2021). APPLICATION OF GROUP GUIDANCE TO IMPROVE SELF-CONFIDENCE AND LEARNING ACHIEVEMENT (Study in 8th grade at SMP Negeri 06 Lebong). Diadik: Jurnal Ilmiah Teknologi Pendidikan, 9(2), 12–22. https://doi.org/10.33369/diadik.v9i2.17428