Organisation for Economic Co-operation and Development. Working Party on Agricultural Policies. (1974). Agricultural policy in the United States. O.E.C.D..
芝加哥风格引文Organisation for Economic Co-operation and Development. Working Party on Agricultural Policies. Agricultural Policy in the United States. Paris: O.E.C.D., 1974.
MLA引文Organisation for Economic Co-operation and Development. Working Party on Agricultural Policies. Agricultural Policy in the United States. O.E.C.D., 1974.
警告：这些引文格式不一定是100％准确.