Nina. 2017. “Pemahaman Penanaman Empat Pilar Kebangsaan Terdahap Siswa SMA Negeri 4 Medan”. JPPUMA: Jurnal Ilmu Pemerintahan Dan Sosial Politik UMA (Journal of Governance and Political UMA) 5 (1):15-20. https://doi.org/10.31289/jppuma.v5i1.935.