@book {11947, title = {Prakticko-projekt{\'\i}vne postupy spolo{\v c}ensk{\'y}ch vied}, year = {2014}, pages = {342}, publisher = {Iris}, organization = {Iris}, address = {Bratislava}, isbn = {ISBN 978-80-8153-033-3}, author = {{\v C}ern{\'\i}k, V{\'a}clav} }