APA (7th ed.) Citation

Berger, P. L., Davie, G., & Fokas, E. (2009). Religious America, secular Europe?: A theme and variations. Ashgate.

Chicago Style (17th ed.) Citation

Berger, Peter L., Grace Davie, and Effie Fokas. Religious America, Secular Europe?: A Theme and Variations. Farnham [u.a.]: Ashgate, 2009.

MLA (8th ed.) Citation

Berger, Peter L., et al. Religious America, Secular Europe?: A Theme and Variations. Ashgate, 2009.