[1]
2026. The Effect of Classical Guidance Services Using the Jigsaw Cooperative Learning Model on Students’ Self-Regulation at SMA Negeri 8 Medan. Cakrawala Sekolah: Journal of Multidisciplinary School Education. 1, 2 May (Jun. 2026), 14–20. DOI:https://doi.org/10.66851/csjmse.v1i2.242.