“The Relationship Among Pedagogic Competence, Work Commitment and Teacher Work Productivity TowardsMotivation of Teacher Achievement at SMP Negeri Atinggola, North Gorontalo Regency”. International Interdisciplinary Conference on Sustainable Development Goals, vol. 4, no. 1, September 2021, hlm. 80-86, https://journals.ubmg.ac.id/index.php/IICSDGs/article/view/72.