United States. Department of Health, Education, and Welfare. (1928). Refractive errors in eyes of children as determined by retinoscopic examination with cycloplegic: Results of eye examinations of 1,860 white school children in Washington, D.C. GPO.
Chicago Style (17th ed.) CitationUnited States. Department of Health, Education, and Welfare. Refractive Errors in Eyes of Children as Determined by Retinoscopic Examination with Cycloplegic: Results of Eye Examinations of 1,860 White School Children in Washington, D.C. [Washington]: GPO, 1928.
MLA (9th ed.) CitationUnited States. Department of Health, Education, and Welfare. Refractive Errors in Eyes of Children as Determined by Retinoscopic Examination with Cycloplegic: Results of Eye Examinations of 1,860 White School Children in Washington, D.C. GPO, 1928.