APA (7th ed.) Citation

Willis, E. (2019). Homeland security: Overview and issues. Snova.

Chicago Style (17th ed.) Citation

Willis, Emmett. Homeland Security: Overview and Issues. New York: Snova, 2019.

MLA (9th ed.) Citation

Willis, Emmett. Homeland Security: Overview and Issues. Snova, 2019.

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