MLA

Keller, Hubert, et al. Technical Safety – An Attribute of Quality. Springer International Publishing, 2018.

APA

Keller, H., Langenbach, C., Pilz, W., & Schulz-Forberg, B. (2018). Technical Safety – An Attribute of Quality. Springer International Publishing.

Chicago

Keller, Hubert, Christian Langenbach, Wolf-Dieter Pilz, and Bernd Schulz-Forberg. Technical Safety – An Attribute of Quality. : Springer International Publishing, 2018.