APA (7th ed.) Citation

Martin, G. (2017). Understanding homeland security (second edition.). SAGE.

Chicago Style (17th ed.) Citation

Martin, Gus. Understanding Homeland Security. second edition. Los Angeles: SAGE, 2017.

MLA (9th ed.) Citation

Martin, Gus. Understanding Homeland Security. second edition. SAGE, 2017.

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