Key competencies in knowledge society: today's trends, methods of development and researches. International scientific conference. Key competencies in knowledge society: today's trends, methods of development and researches. Editors Peter Mesároš, Margita Mesárošová. Brusel : EuroScientia, 2011. [255] s. [17] AH. ISBN 978-90-818529-5-1. [Copy count : 2, currently available 1, at library only 1]