Kilby, P., & D'Zmura, D. (1985). Searching for benefits. U.S. Agency for International Development.
芝加哥风格引文Kilby, Peter, 与 David D'Zmura. Searching for Benefits. [Washington, D.C.?]: U.S. Agency for International Development, 1985.
MLA引文Kilby, Peter, 与 David D'Zmura. Searching for Benefits. U.S. Agency for International Development, 1985.
警告：这些引文格式不一定是100％准确.