APA (7th ed.) Citation

Martin, G. (2020). Understanding homeland security (Third edition.). SAGE.

Chicago Style (17th ed.) Citation

Martin, Gus. Understanding Homeland Security. Third edition. Los Angeles London New Delhi Singapore Washington DC Melbourne: SAGE, 2020.

MLA (8th ed.) Citation

Martin, Gus. Understanding Homeland Security. Third edition. SAGE, 2020.