Cock, P. d. (1992). The Belgian police and European co-operation. A system of European police co-operation in 1992.
Chicago-Zitierstil (17. Ausg.)Cock, Philippe de. "The Belgian Police and European Co-operation." A System of European Police Co-operation in 1992 1992.
MLA-Zitierstil (9. Ausg.)Cock, Philippe de. "The Belgian Police and European Co-operation." A System of European Police Co-operation in 1992, 1992.
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