Erwin Hamonangan Pane. 2022. “Socialization Prevent of Corruption, Prevention of Narcotics and Free Association in Parsombaan Village, Lubuk Barumun District, Padang Lawas Regency”. IJCS: International Journal of Community Service 1 (2):148-52. https://doi.org/10.55299/ijcs.v1i2.178.