ProQuest (Firm), Baldwin, R., & Evenett, S. (2011). Next steps: Getting past the Doha round crisis. Centre for Economic Policy Research.
芝加哥风格引文ProQuest (Firm), Richard Baldwin, 与 Simon Evenett. Next Steps: Getting Past the Doha Round Crisis. London: Centre for Economic Policy Research, 2011.
MLA引文ProQuest (Firm), et al. Next Steps: Getting Past the Doha Round Crisis. Centre for Economic Policy Research, 2011.
警告：这些引文格式不一定是100％准确.