FIRDAUS, Firman. PENGARUH POLITICAL EFFICACY DAN SOCIAL IDENTITY TERHADAP CIVIC DUTY TO VOTE. Biopsikososial: Jurnal Ilmiah Psikologi Fakultas Psikologi Universitas Mercubuana Jakarta, Jakarta, Indonesia, v. 4, n. 2, p. 278–288, 2020. DOI: 10.22441/biopsikososial.v4i2.9988. Disponível em: https://training-ojs3-publikasi.mercubuana.ac.id/index.php/biopsikososial/article/view/9988. Acesso em: 28 may. 2026.