Grabczuk, Krzysztof. “The European Social Fund and Popularizing Lifelong Learning and Vocational Education in the Lubelskie Voivodship”. Regional Barometer. Analyses & Prognoses, no. 3 (29) (December 21, 2012): 41–49. Accessed November 24, 2024. https://czaz.akademiazamojska.edu.pl/index.php/br/article/view/1226.