United States. Department of Health, Education, and Welfare. HEW news. U.S. Dept. of Health, Education and Welfare.
Cytowanie według stylu Chicago (wyd. 17)United States. Department of Health, Education, and Welfare. HEW News. Rockville, Md.: U.S. Dept. of Health, Education and Welfare.
Cytowanie według stylu MLA (wyd. 8)United States. Department of Health, Education, and Welfare. HEW News. U.S. Dept. of Health, Education and Welfare.
Uwaga: Te cytaty mogą odróżniać się od wytycznej twojego fakultetu..