APA (7th ed.) Citation

Figl, J., Dietz, W., Clayton, J., Henkys, J., & Hoedemaker, L. A. (1998). Atheismus.

Chicago Style (17th ed.) Citation

Figl, Johann, Walter Dietz, John Clayton, Jürgen Henkys, and Libertus A. Hoedemaker. Atheismus. 1998.

MLA (9th ed.) Citation

Figl, Johann, et al. Atheismus. 1998.