Sorry for what

MLA

Kudielka, Susanne, et al. Sorry for What. Luxembourg: Casino Luxembourg, 2014.

APA

Kudielka, S., Israel, S., Meinzer, M., Treacle, T., & Walentiny, C. (2014). Sorry for what. Luxembourg: Casino Luxembourg.

Chicago

Kudielka, Susanne., Sarah Israel, Markus Meinzer, Treacle, and Christine Walentiny. Sorry for What. Luxembourg: Casino Luxembourg, 2014.