Vassilakos, N. P. (1998). Energy-efficient industrial natural gas technologies and equipment. Office for Official Publications of the European Communities.
Citace podle Chicago (17th ed.)Vassilakos, Nicholas P. Energy-efficient Industrial Natural Gas Technologies and Equipment. Luxembourg: Office for Official Publications of the European Communities, 1998.
Citace podle MLA (8th ed.)Vassilakos, Nicholas P. Energy-efficient Industrial Natural Gas Technologies and Equipment. Office for Official Publications of the European Communities, 1998.
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