APA (7th ed.) Citation

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

Chicago Style (17th ed.) Citation

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

MLA (9th ed.) Citation

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

Warning: These citations may not always be 100% accurate.