International Academy of Practical Theology & Gräb, W. (2009). Secularization theories, religious identity and practical theology: Developing international practical theology for the 21st Century ; Berlin 2007 ; [eighth biennial conference of the International Academy of Practical Theology held at Berlin/Germany in April 2007]. International practical theology.
Chicago-Zitierstil (17. Ausg.)International Academy of Practical Theology und Wilhelm Gräb. "Secularization Theories, Religious Identity and Practical Theology: Developing International Practical Theology for the 21st Century ; Berlin 2007 ; [eighth Biennial Conference of the International Academy of Practical Theology Held at Berlin/Germany in April 2007]." International Practical Theology 2009.
MLA-Zitierstil (8. Ausg.)International Academy of Practical Theology und Wilhelm Gräb. "Secularization Theories, Religious Identity and Practical Theology: Developing International Practical Theology for the 21st Century ; Berlin 2007 ; [eighth Biennial Conference of the International Academy of Practical Theology Held at Berlin/Germany in April 2007]." International Practical Theology, 2009.