APA (7th ed.) Citation

Simons, G., & Chifu, I. (2018). The changing face of warfare in the 21st century. Routledge, Taylor & Francis Group.

Chicago Style (17th ed.) Citation

Simons, Greg, and Iulian Chifu. The Changing Face of Warfare in the 21st Century. Abingdon, Oxon: Routledge, Taylor & Francis Group, 2018.

MLA (9th ed.) Citation

Simons, Greg, and Iulian Chifu. The Changing Face of Warfare in the 21st Century. Routledge, Taylor & Francis Group, 2018.