Matczak, Andrzej. “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”. Turyzm/Tourism 24, no. 2 (December 30, 2014): 39–40. Accessed May 5, 2024. https://czasopisma.uni.lodz.pl/tourism/article/view/7568.