APA
Belka M., . (1997). The Polish Transformation from the Perspective of European Integration: EU-monitoring. Warschau: Friedrich-Ebert-Stiftung, Warschau.
Chicago
Belka Marek, . 1997. The Polish Transformation from the Perspective of European Integration: EU-monitoring. Warschau: Friedrich-Ebert-Stiftung, Warschau.
Harvard
Belka M., . (1997). The Polish Transformation from the Perspective of European Integration: EU-monitoring. Warschau: Friedrich-Ebert-Stiftung, Warschau.
MLA
Belka Marek, . The Polish Transformation from the Perspective of European Integration: EU-monitoring. Warschau: Friedrich-Ebert-Stiftung, Warschau. 1997.