APA (7th ed.) Citation

Halman, L., & Riis, O. (2003). Religion in secularizing society: The Europeans' religion at the end of the 20th century. European values studies.

Chicago Style (17th ed.) Citation

Halman, Loek, and Ole Riis. "Religion in Secularizing Society: The Europeans' Religion at the End of the 20th Century." European Values Studies 2003.

MLA (8th ed.) Citation

Halman, Loek, and Ole Riis. "Religion in Secularizing Society: The Europeans' Religion at the End of the 20th Century." European Values Studies, 2003.

Warning: These citations may not always be 100% accurate.