Mulyana, D.S. et al. 2020. The influence of organizational justice and perceptual support of organizations on Organizational Citizenship Behavior (OCB) teachers at SMA Negeri East Jakarta Area 1: Indonesia. Improvement: Jurnal Ilmiah untuk Peningkatan Mutu Manajemen Pendidikan. 7, 1 (Jun. 2020), 33–51. DOI:https://doi.org/10.21009/improvement.v7i1.14661.