APA
(1964). Medical Subject Headings. U.S.A: US Department of Health Education and Welfare.
Chicago
1964. Medical Subject Headings. U.S.A: US Department of Health Education and Welfare.
Harvard
(1964). Medical Subject Headings. U.S.A: US Department of Health Education and Welfare.
MLA
Medical Subject Headings. U.S.A: US Department of Health Education and Welfare. 1964.