Παραπομπή APA
Vassilakos, N. P., & European Commission. (1998). Energy-efficient industrial natural gas technologies and equipment: Thermie Programme action no 1208. Luxembourg: Office for Official Publications of the European Communities.
Παραπομπή Chicago StyleVassilakos, Nicholas P., and European Commission. Energy-efficient Industrial Natural Gas Technologies and Equipment: Thermie Programme Action No 1208. Luxembourg: Office for Official Publications of the European Communities, 1998.
Παραπομπή MLAVassilakos, Nicholas P., and European Commission. Energy-efficient Industrial Natural Gas Technologies and Equipment: Thermie Programme Action No 1208. Luxembourg: Office for Official Publications of the European Communities, 1998.
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