(1991). Demographic and Health Surveys World Conference (1991: Washington, D.C.). IRD/Macro International.
芝加哥风格引文Demographic and Health Surveys World Conference (1991: Washington, D.C.). Columbia, MD: IRD/Macro International, 1991.
MLA引文Demographic and Health Surveys World Conference (1991: Washington, D.C.). IRD/Macro International, 1991.
警告：这些引文格式不一定是100％准确.