LEŠKOVÁ, Lýdia. Causes of pathological behavior of children and the possibilities of social prevention. 1st ed. in Tribun EU. Brno : Tribun EU, 2010. 73 s. Librix.eu. Available on Internet: <http://toc.nkp.cz/NKC/201104/contents/nkc20112168648_1.pdf> ISBN 978-80-7399-927-8.