Koffeman, Leo J., Witte, Henk Godsdienstwetenschap Of All Times and of All Places. Protestants and Catholics on the Church Local and Universal (IIMO Research Publication 56) Koffeman, Leo J., Plaisier, Arjan Kerkgeschiedenis The Protestant Church in the Netherlands: Church Unity in the 21st Century. Stories and Reflections (Church Polity and Ecumenism, Global Perspectives 4) Elöd Hodossy-Takacs (ed.), Koffeman, Leo J. Ongecategoriseerd Orando et Laborando. Church and Culture
