gorzelak,grzegorz, & jalowiecki,bohdan. (1993). regional question in europe question regionale en europe. university of warsaw.
Čikaški stil citiranja (17. izdanje)gorzelak,grzegorz, i jalowiecki,bohdan. Regional Question in Europe Question Regionale En Europe. warsaw: university of warsaw, 1993.
MLA način citiranja (9. izdanje)gorzelak,grzegorz, i jalowiecki,bohdan. Regional Question in Europe Question Regionale En Europe. university of warsaw, 1993.
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