ebrary, Inc, Arrowsmith, S., & Kunzlik, P. F. (2009). Social and environmental policies in EC procurement law: New directives and new directions. Cambridge University Press.
芝加哥风格引文ebrary, Inc, Sue Arrowsmith, 与 Peter F. Kunzlik. Social and Environmental Policies in EC Procurement Law: New Directives and New Directions. Cambridge: Cambridge University Press, 2009.
MLA引文ebrary, Inc, et al. Social and Environmental Policies in EC Procurement Law: New Directives and New Directions. Cambridge University Press, 2009.
警告：这些引文格式不一定是100％准确.