The National Library of Medicine;
135th anniversary report, 1836-1971.
APA Citation
National Library of Medicine (U.S.). (1972). The National Library of Medicine: 135th anniversary report, 1836-1971. [Bethesda, Md.].
MLA Citation
National Library of Medicine (U.S.). The National Library of Medicine: 135th Anniversary Report, 1836-1971. [Bethesda, Md.], 1972.
Warning: These citations may not always be complete (especially for serials).