Schelter, K. (2003). The contribution of the Schengen system to the European area of freedom, security and justice. EuroCriminology, 17, 11-16.
Chicago-Zitierstil (17. Ausg.)Schelter, Kurt. "The Contribution of the Schengen System to the European Area of Freedom, Security and Justice." EuroCriminology 17 (2003): 11-16.
MLA-Zitierstil (8. Ausg.)Schelter, Kurt. "The Contribution of the Schengen System to the European Area of Freedom, Security and Justice." EuroCriminology, 17, 2003, pp. 11-16.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.