Karola Marx'a nauki ekonomiczne
Warsaw: Biblioteka Naukowa, 1906. Second polish edition. Bit later half cloth. 277 p. More
Warsaw: Biblioteka Naukowa, 1906. Second polish edition. Bit later half cloth. 277 p. More
Budapest: Nepszava, 1906. Second Hungarian edition. In contemporary halfcloth. 210 p. More