Sinfield, A. The long-term unemployed: A comparative study. Organization for Economic Cooperation and Development [1968].
芝加哥风格引文Sinfield, Adrian. The Long-term Unemployed: A Comparative Study. [Paris]: Organization for Economic Cooperation and Development [1968].
MLA引文Sinfield, Adrian. The Long-term Unemployed: A Comparative Study. Organization for Economic Cooperation and Development [1968].
警告：这些引文格式不一定是100％准确.