European Conference of Ministers of Transport, Organisation for Economic Co-operation and Development, & ProQuest (Firm). (2007). Cutting transport CO2 emissions: What progress? OECD.
Cita Chicago (17th ed.)European Conference of Ministers of Transport, Organisation for Economic Co-operation and Development, i ProQuest (Firm). Cutting Transport CO2 Emissions: What Progress? Paris: OECD, 2007.
Cita MLA (9th ed.)European Conference of Ministers of Transport, et al. Cutting Transport CO2 Emissions: What Progress? OECD, 2007.
Atenció: Aquestes cites poden no estar 100% correctes.