National Heart, Lung, and Blood Institute. (1977). Report of the Director, National Heart, Lung, and Blood Institute. U.S.Dept. of Health and Human Services, Public Health Service, National Institutes of Health.
芝加哥风格引文National Heart, Lung, and Blood Institute. Report of the Director, National Heart, Lung, and Blood Institute. [Bethesda, Md.]: U.S.Dept. of Health and Human Services, Public Health Service, National Institutes of Health, 1977.
MLA引文National Heart, Lung, and Blood Institute. Report of the Director, National Heart, Lung, and Blood Institute. U.S.Dept. of Health and Human Services, Public Health Service, National Institutes of Health, 1977.
警告：这些引文格式不一定是100％准确.