Ardani, Sahara, Darwin Darwin, and Sukarman Purba. 2017. “Implementation of Government Policy on the Transfer of Authority of Secondary Educational Management from Regency City to North Sumatera Provincial Government”. International Journal of Sciences: Basic and Applied Research (IJSBAR) 35 (1): 85-91. https://www.gssrr.org/JournalOfBasicAndApplied/article/view/7831.