Kosińska-Madera, Agata. „Content of a Tourist Services Contract in the Light of Amendments to the Regulations on Tourist Packages”. Ius Novum 12, no. 1 (marzec 30, 2018): 20–45. Udostępniono lipiec 13, 2024. https://iusnovum.lazarski.pl/iusnovum/article/view/989.