Fact book, 1975.

APA Citation

National Heart and Lung Institute. (1975). Fact book, 1975. [Bethesda, Md.: National Institutes of Health.

MLA Citation

National Heart and Lung Institute. Fact Book, 1975. [Bethesda, Md.: National Institutes of Health, 1975.

Warning: These citations may not always be complete (especially for serials).