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.
Trích dẫn kiểu Chicago (xuất bản lần thứ 7)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.
Trích dẫn kiểu MLA (xuất bản lần thứ 8)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.
Cảnh báo: Các trích dẫn này có thể không phải lúc nào cũng chính xác 100%.