Cita APA (7a ed.)

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

Cita Chicago Style (17a ed.)

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

Cita MLA (9a ed.)

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.