United States. Dept. of Agriculture. Economic Research Service & United States. World Agricultural Outlook Board. (1984). Outlook and situation report. The Service : Supt. of Docs., U.S. G.P.O. [distributor.
芝加哥风格引文United States. Dept. of Agriculture. Economic Research Service 与 United States. World Agricultural Outlook Board. Outlook and Situation Report. Washington, D.C.: The Service : Supt. of Docs., U.S. G.P.O. [distributor, 1984.
MLA引文United States. Dept. of Agriculture. Economic Research Service 与 United States. World Agricultural Outlook Board. Outlook and Situation Report. The Service : Supt. of Docs., U.S. G.P.O. [distributor, 1984.
警告：这些引文格式不一定是100％准确.