European Commission. Directorate-General for Energy. (1998). Thermie: European oil and gas technology projects : status report. Office for Official Publications of the European Communities.
Čikaški stil citiranja (17. izdanje)European Commission. Directorate-General for Energy. Thermie: European Oil and Gas Technology Projects : Status Report. Luxembourg: Office for Official Publications of the European Communities, 1998.
MLA način citiranja (8. izdanje)European Commission. Directorate-General for Energy. Thermie: European Oil and Gas Technology Projects : Status Report. Office for Official Publications of the European Communities, 1998.
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