APA (7th ed.) Citation
Kling, B., & Krüger, T. (2013). Signage: Spatial orientation (First edition.). Edition Detail.
Chicago Style (17th ed.) Citation
Kling, Beate, and Torsten Krüger. Signage: Spatial Orientation. First edition. Munich: Edition Detail, 2013.
MLA (9th ed.) Citation
Kling, Beate, and Torsten Krüger. Signage: Spatial Orientation. First edition. Edition Detail, 2013.
Warning: These citations may not always be 100% accurate.