Dr. Togu Harlen Lbn. Raja. “THE EFFECT OF JOB COMMITMENT AND MOTIVATION TOWARDS EMPLOYEES’ WORK AT OFFICE OF HEALTH DEPARTMENT IN LANGKAT REGENCY”. Researchers World - International Refereed Social Sciences Journal, vol. 7, no. 1, Aug. 2021, pp. 60-69, https://researchersworld.com/index.php/rworld/article/view/421.