MANULLANG, E. Y. B. .; PAKPAHAN, B. J. TINJAUAN ATAS SPIRITUALITAS HKBP DARI SUDUT PANDANG SPIRITUALITAS LUTHER DAN GEREJA-GEREJA LUTHERAN. Jurnal Amanat Agung, [S. l.], v. 17, n. 2, p. 183–219, 2021. DOI: 10.47754/jaa.v17i2.498. Disponível em: http://165.22.100.199/index.php/JAA/article/view/498. Acesso em: 7 feb. 2026.