The Effect of Classical Guidance Services on Career Planning Among Grade XI Computer and Network Engineering Students at SMK Negeri 1 Lintongnihuta. Insight: Journal of Counseling and Psychology, [S. l.], v. 1, n. 3 July, p. 107–112, 2026. DOI: 10.66851/ijcp.v1i3.316. Disponível em: https://esp-journal.com/index.php/insight/article/view/316. Acesso em: 16 nov. 2026.