Syafrudin, Syafrudin, Heny Suharyati, and Suhendra Suhendra. 2026. “Servant Leadership, Knowledge Management, and Gotong Royong Culture As Predictors of Teacher’ OCB: The Mediating Role of Trust and Work Motivation”. Business and Applied Management Journal 4 (1):1-15. https://doi.org/10.61987/bamj.v4i1.2068.