APA (7th ed.) Citation

Goppel, A., Hinsch, W., & Wingert, L. (2013). Killing terrorists: A moral and legal analysis. De Gruyter.

Chicago Style (17th ed.) Citation

Goppel, Anna, Wilfried Hinsch, and Lutz Wingert. Killing Terrorists: A Moral and Legal Analysis. Boston: De Gruyter, 2013.

MLA (9th ed.) Citation

Goppel, Anna, et al. Killing Terrorists: A Moral and Legal Analysis. De Gruyter, 2013.