Mucha-Leszko, Bogumiła, and Katarzyna Twarowska. “The European Union As A Global Economic Power”. Comparative Economic Research. Central and Eastern Europe 19, no. 3 (September 30, 2016): 27–44. Accessed May 20, 2024. https://czasopisma.uni.lodz.pl/CER/article/view/2336.