APA (7th ed.) Citation

Wittling, K. (1998). Intelligence on the threat of extremism and terrorism in Germany: Data, reliability, situation. Internal security in modern industrialized societies, 99-106.

Chicago Style (17th ed.) Citation

Wittling, Klaus. "Intelligence on the Threat of Extremism and Terrorism in Germany: Data, Reliability, Situation." Internal Security in Modern Industrialized Societies 1998: 99-106.

MLA (8th ed.) Citation

Wittling, Klaus. "Intelligence on the Threat of Extremism and Terrorism in Germany: Data, Reliability, Situation." Internal Security in Modern Industrialized Societies, 1998, pp. 99-106.