Chojnacka-Ożga, L. and Ożga, W. (2010) “THE IMPORTANCE OF NATURAL RESOURCES EDUCATION TO THE ECO-FRIENDLY TOURISM”, Acta Scientiarum Polonorum. Oeconomia, 9(4), pp. 91-100. Available at: https://js.wne.sggw.pl/index.php/aspe/article/view/3938 (Accessed: 17May2024).