APA (7th ed.) Citation

Kraft, G., Schmidt, H., & Schmidt, H. (1978). Kursbuch Religion. Kursbuch Religion.

Chicago Style (17th ed.) Citation

Kraft, Gerhard, Hannelore Schmidt, and Heinz Schmidt. "Kursbuch Religion." Kursbuch Religion 1978.

MLA (9th ed.) Citation

Kraft, Gerhard, et al. "Kursbuch Religion." Kursbuch Religion, 1978.