APA (7th ed.) Citation

Piot, G., & Schweizer, B. (2018). Rauhe Schale, weiches Herz.

Chicago Style (17th ed.) Citation

Piot, Gilles, and Birgit Schweizer. Rauhe Schale, Weiches Herz. 2018.

MLA (9th ed.) Citation

Piot, Gilles, and Birgit Schweizer. Rauhe Schale, Weiches Herz. 2018.

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