Raath, A.W.G. and de Freitas, S.A. 2007. From Luther to the Founding Fathers: Puritanism and the Ciceronian Spirit on Natural Law, Covenant, and Resistance to Tyranny. Tydskrif vir Christelike Wetenskap | Journal for Christian Scholarship. 43, 3 - 4 (Jun. 2007), 157-177.