Matczak A. Leszek Butowski: Tourism in the EU policy of economic and social integrity in 1994-1999 and 2000-2006. Theoretical conditions, factual, financial and social spectrum, Difin SA, Warszawa 2009, pp. 232. Tour. 2014;24(2):39-40. Accessed September 20, 2026. https://www.czasopisma.uni.lodz.pl/tourism/article/view/7568