APA (7th ed.) Citation

Gerster, J. O., Schilling, T., Kempter, F., & Hosemann, M. (2014). Oh Boy. Karma Films.

Chicago Style (17th ed.) Citation

Gerster, Jan Ole, Tom Schilling, Friederike Kempter, and Marc Hosemann. Oh Boy. Madrid: Karma Films, 2014.

MLA (9th ed.) Citation

Gerster, Jan Ole, et al. Oh Boy. Karma Films, 2014.