JONCH, P.; LE ROUX, A.; VERSTER, P. Lidmate se houding teenoor kerkvereniging in die NGK-familie: ’n kruiskulturele ondersoek na enkele veranderlikes. Acta Theologica, [S. l.], v. 27, n. 1, p. 59–82, 2007. DOI: 10.38140/at.v27i1.2155. Disponível em: https://journals.ufs.ac.za/index.php/at/article/view/2155. Acesso em: 14 mar. 2025.