European Conference of Ministers of Transport, Organisation for Economic Co-operation and Development, & ProQuest (Firm). (2007). Cutting transport CO2 emissions: What progress? OECD.
芝加哥风格引文European Conference of Ministers of Transport, Organisation for Economic Co-operation and Development, 与 ProQuest (Firm). Cutting Transport CO2 Emissions: What Progress? Paris: OECD, 2007.
MLA引文European Conference of Ministers of Transport, et al. Cutting Transport CO2 Emissions: What Progress? OECD, 2007.
警告:这些引文格式不一定是100%准确.