Chajewski, L. (2004). Monitoring of Polish visa policy: Policy paper. Stefan Batory Foundation.
Citazione stile Chigago Style (17a edizione)Chajewski, Leszek. Monitoring of Polish Visa Policy: Policy Paper. Warsaw: Stefan Batory Foundation, 2004.
Citatione MLA (9a ed.)Chajewski, Leszek. Monitoring of Polish Visa Policy: Policy Paper. Stefan Batory Foundation, 2004.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.