APA (7th ed.) Citation

Terés Illa, A., & Theurer, M. (2011). Was geht? Difusión.

Chicago Style (17th ed.) Citation

Terés Illa, Assumpta, and Manuela Theurer. Was Geht? Barcelona: Difusión, 2011.

MLA (9th ed.) Citation

Terés Illa, Assumpta, and Manuela Theurer. Was Geht? Difusión, 2011.

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