APA
Ivan O., . (20042008). Economic Development of Slovakia in: A study prepared on behalf of the United Nations Economic Commission for Europe. Bratislava: Institute of Economic Research of Slovak Academy of Sciences.
Chicago
Ivan Okali, . 20042008. Economic Development of Slovakia in: A study prepared on behalf of the United Nations Economic Commission for Europe. Bratislava: Institute of Economic Research of Slovak Academy of Sciences.
Harvard
Ivan O., . (20042008). Economic Development of Slovakia in: A study prepared on behalf of the United Nations Economic Commission for Europe. Bratislava: Institute of Economic Research of Slovak Academy of Sciences.
MLA
Ivan Okali, . Economic Development of Slovakia in: A study prepared on behalf of the United Nations Economic Commission for Europe. Bratislava: Institute of Economic Research of Slovak Academy of Sciences. 20042008.