1
Published 2008
Ministry of Education and Culture, Hungary

2
Published 2009
National Office for Research and Technology

3
Published 2012
Training Center of the Hungarian Chamber of Auditors

4
by Hénard, Fabrice
Published 2012
ELTE University of Science, Faculty of Social Sciences

5
Published 2012
Hungarian Institute for Educational Research and Development

6
Published 2012
Training Center of the Hungarian Chamber of Auditors

8
by Gardner, Robert
Published 1993
Documentary Educational Resources (DER)

10
by Pauly, Károly
Published 1817
typis Grundianis

12
Published 2006
Hungarian Institute for Educational Research and Development

13
Published 2007
Ministry of Employment and Labour, Hungary

14
Published 2009
Institute for Legal Studies of the Hungarian Academy of Sciences

15
Published 2004
OECD Publishing

17
Published 2009
Tempus Public Foundation

18
Published 2008
Ministry of Environment and Water, Hungary

19
by Bamberger, Béla
Published 1890
Révai Testvérek Kiadása

20
by Liszt, Franz
Published 1936
Alexander Street Press Breitkopf and Härtel