APA (7th ed.) Citation

Dillon, M. (1994). Enemy within: [the IRA's war against the British]. Doubleday.

Chicago Style (17th ed.) Citation

Dillon, Martin. Enemy Within: [the IRA's War Against the British]. London [u.a.]: Doubleday, 1994.

MLA (9th ed.) Citation

Dillon, Martin. Enemy Within: [the IRA's War Against the British]. Doubleday, 1994.