De Beer, PJP. “The Reformed Church in Africa’s Laudium Declaration. A Gift to the Ecumenical Community”. NGTT | Nederduitse Gereformeerde Teologiese Tydskrif 53, no. 3&4 (February 5, 2013): 109–119. Accessed October 18, 2025. https://ojs.reformedjournals.co.za/index.php/ngtt/article/view/752.