Kasper, W. (1988). The Christian understanding of freedom and the history of freedom in the modern era: The meeting and confrontation between Christianity and the modern era in a postmodern situation. The Pere Marquette theology lecture.
Citazione stile Chigago Style (17a edizione)Kasper, Walter. "The Christian Understanding of Freedom and the History of Freedom in the Modern Era: The Meeting and Confrontation Between Christianity and the Modern Era in a Postmodern Situation." The Pere Marquette Theology Lecture 1988.
Citatione MLA (8a ed.)Kasper, Walter. "The Christian Understanding of Freedom and the History of Freedom in the Modern Era: The Meeting and Confrontation Between Christianity and the Modern Era in a Postmodern Situation." The Pere Marquette Theology Lecture, 1988.