@misc{spa+resorts+in+the+age+of+knowledge+based+economy, author = {Wdowiarz-Bilska, Matylda}, title = {Spa resorts in the age of knowledge-based economy}, journal = {Technical Transactions}, address = {Kraków}, publisher = {<a href=\"http://www.wydawnictwo.pk.edu.pl/\" target=\"_blank\">Wydawnictwo PK</a>}, date = {2014}, number = {Y. 111, iss. 4-A} }