Tietueen sitaatit
APA-viiteEuropean Institute of Public Administration(Institut Européen d'Administration Publique) & Boer, M. d. (1997). The implementation of Schengen: First the widening, now the deepening. European Institute of Public Administration.
Chicago-tyylinen lähdeviittausEuropean Institute of Public Administration(Institut Européen d'Administration Publique) ja Monica den Boer. The Implementation of Schengen: First the Widening, Now the Deepening. Maastricht: European Institute of Public Administration, 1997.
MLA-viiteEuropean Institute of Public Administration(Institut Européen d'Administration Publique) ja Monica den Boer. The Implementation of Schengen: First the Widening, Now the Deepening. European Institute of Public Administration, 1997.
Harvard-tyylinen lähdeviittausEuropean Institute of Public Administration(Institut Européen d'Administration Publique) & Boer, M. d. 1997. The implementation of Schengen: First the widening, now the deepening. Maastricht: European Institute of Public Administration.