APA (7th ed.) Citation

Dabag, M., Haller, D., Jaspert, N., & Lichtenberger, A. (2016). Vorwort. New horizons.

Chicago Style (17th ed.) Citation

Dabag, Mihran, Dieter Haller, Nikolas Jaspert, and Achim Lichtenberger. "Vorwort." New Horizons 2016.

MLA (9th ed.) Citation

Dabag, Mihran, et al. "Vorwort." New Horizons, 2016.