European Police Summer Course & Nederlandse Politie Academie. (1989). Report of the European Police Summer Course 1989.
Cita Chicago Style (17a ed.)European Police Summer Course y Nederlandse Politie Academie. Report of the European Police Summer Course 1989. [Apeldoorn], 1989.
Cita MLA (9a ed.)European Police Summer Course y Nederlandse Politie Academie. Report of the European Police Summer Course 1989. 1989.
Precaución: Estas citas no son 100% exactas.