Pasaribu, Andar Gunawana. “The Relationship of Professionalism Christian Education (PAK) Teachers, Counseling Guidance, Parenting Patterns, Teachers’ Development with Character of Junior High School Students of Kabupatern Tapanuli Utara in Academic Year 2017/2018.” International Journal of English Literature and Social Sciences, vol. 3, no. 2, 2018, pp. 137–41. Crossref, https://doi.org/10.22161/ijels.3.2.3.