Schühly, G., & Mueller, U. (1997). Secularization in Eastern and Western Europe Results from the ISSP 1991 Survey on Religion in 10 West and East European Nations.
Chicago-Zitierstil (17. Ausg.)Schühly, Günther, und Ulrich Mueller. Secularization in Eastern and Western Europe Results from the ISSP 1991 Survey on Religion in 10 West and East European Nations. Mannheim, 1997.
MLA-Zitierstil (8. Ausg.)Schühly, Günther, und Ulrich Mueller. Secularization in Eastern and Western Europe Results from the ISSP 1991 Survey on Religion in 10 West and East European Nations. 1997.
警告：這些引文格式不一定是100％准確.