Botond Gaál, The Faith of a Scientist: James Clerk Maxwell (Debrecen, Hungary: The István Hatvani Theological Research Centre, Debrecen University of Reformed Theology, 2003)
Botond Gaál, Opening Up a Closed World, with an appendix by Kálmán Kérdõ, "Nature, Description of Nature and Mathematics" (Debrecen, Hungary: The István Hatvani Theological Research Centre, Debrecen University of Reformed Theology, 2007)
Botond Gaál, The Truth of Reason and the Reality of the World: Historic Development of the Exact Sciences from a Christian Viewpoint (Debrecen, Hungary: Böszörményi Jenö Alapítvány Debreceni Református Hittudományi Egyetem, 2002)
