Kelly, J. E., Harvey, C. R., & National Center for Health Statistics. (1977). An assessment of the occlusion of the teeth of youths 12-17 years, United States. U.S. Department of Health, Education, and Welfare, Public Health Service, Health Resources Administration, National Center for Health Statistics.
Chicago Style (17th ed.) CitationKelly, James E., Clair R. Harvey, and National Center for Health Statistics. An Assessment of the Occlusion of the Teeth of Youths 12-17 Years, United States. Rockville, Md.: U.S. Department of Health, Education, and Welfare, Public Health Service, Health Resources Administration, National Center for Health Statistics, 1977.
MLA (8th ed.) CitationKelly, James E., et al. An Assessment of the Occlusion of the Teeth of Youths 12-17 Years, United States. U.S. Department of Health, Education, and Welfare, Public Health Service, Health Resources Administration, National Center for Health Statistics, 1977.