Organisation for Economic Co-operation and Development. (2016). Improving issste's public procurement for better results. Organisation for Economic Co-operation and Development.
芝加哥风格引文Organisation for Economic Co-operation and Development. Improving Issste's Public Procurement for Better Results. Paris, France: Organisation for Economic Co-operation and Development, 2016.
MLA引文Organisation for Economic Co-operation and Development. Improving Issste's Public Procurement for Better Results. Organisation for Economic Co-operation and Development, 2016.
警告：这些引文格式不一定是100％准确.