Procedia - Social and Behavioral Sciences 186 ( 2015 ) 1050 – 1054

Available online at www.sciencedirect.com

1877-0428 © 2015 The Authors. Published by Elsevier Ltd. This is an open access article under the CC BY-NC-ND license (http://creativecommons.org/licenses/by-nc-nd/4.0/).Peer-review under responsibility of Academic World Education and Research Centerdoi: 10.1016/j.sbspro.2015.04.089

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© 2015 The Authors. Published by Elsevier Ltd. This is an open access article under the CC BY-NC-ND license (http://creativecommons.org/licenses/by-nc-nd/4.0/).Peer-review under responsibility of Academic World Education and Research Center

1051 Jozefi na Drotarova and Monika Blistanova / Procedia - Social and Behavioral Sciences 186 ( 2015 ) 1050 – 1054

1052 Jozefi na Drotarova and Monika Blistanova / Procedia - Social and Behavioral Sciences 186 ( 2015 ) 1050 – 1054

1053 Jozefi na Drotarova and Monika Blistanova / Procedia - Social and Behavioral Sciences 186 ( 2015 ) 1050 – 1054

1054 Jozefi na Drotarova and Monika Blistanova / Procedia - Social and Behavioral Sciences 186 ( 2015 ) 1050 – 1054