HADRIYANTO, Sigit. STUDI KOMPARATIF KEMAMPUAN MANAJERIAL KEPALA SEKOLAH PNS DAN PERSYARIKATAN DI SMP MUHAMMADIYAH KASIHAN DAN SMP MUHAMMADIYAH PUNDONG. G-Couns: Jurnal Bimbingan dan Konseling, [S. l.], v. 4, n. 2, 2020. DOI: 10.31316/g.couns.v4i2.803. Disponível em: https://journal.upy.ac.id/index.php/bk/article/view/803. Acesso em: 14 dec. 2025.