NISA, N. S. THE EFFECT OF SELF-ESTABLISHMENT AND GROUP PRESSURE ON THE PERFORMANCE OF EMPLOYEES FOR EDUCATIONAL PROFESSIONAL DEVELOPMENT CENTER. JKP | Jurnal Kepemimpinan Pendidikan, [S. l.], v. 1, n. 1, p. 87–96, 2018. DOI: 10.22236/jkpuhamka.v1i1.3430. Disponível em: https://journal.uhamka.ac.id/index.php/jkp/article/view/3430. Acesso em: 4 dec. 2024.