Leszczyński, Grzegorz, and Marek Zieliński. “KNOWLEDGE SHARING AND BUSINESS TOURISM PRODUCTS : CASE OF INDUSTRIAL TRADE FAIRS”. Acta Scientiarum Polonorum. Oeconomia 14, no. 2 (June 30, 2015): 85-94. Accessed December 22, 2024. https://js.wne.sggw.pl/index.php/aspe/article/view/4169.