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, 与 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, 与 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：这些引文格式不一定是100％准确.