APA (7th ed.) Citation

Somers, E., Gent, H. v., & Winking, K. (2013). Border theories. Fw:Books.

Chicago Style (17th ed.) Citation

Somers, Elian, Hester van Gent, and Kerstin Winking. Border Theories. [Amsterdam]: Fw:Books, 2013.

MLA (9th ed.) Citation

Somers, Elian, et al. Border Theories. Fw:Books, 2013.