United States. Office of Educational Research and Improvement. Center for Education Statistics, United States. Office of Educational Research and Improvement. Center for Statistics, & National Center for Education Statistics. (1976). Digest of education statistics. U.S. Department of Health, Education, and Welfare, Education Division, National Center for Education Statistics : For sale by the Supt. of Docs., U.S. G.P.O..
Chicago Style (17th ed.) CitationUnited States. Office of Educational Research and Improvement. Center for Education Statistics, United States. Office of Educational Research and Improvement. Center for Statistics, and National Center for Education Statistics. Digest of Education Statistics. Washington, D.C.: U.S. Department of Health, Education, and Welfare, Education Division, National Center for Education Statistics : For sale by the Supt. of Docs., U.S. G.P.O., 1976.
MLA (8th ed.) CitationUnited States. Office of Educational Research and Improvement. Center for Education Statistics, et al. Digest of Education Statistics. U.S. Department of Health, Education, and Welfare, Education Division, National Center for Education Statistics : For sale by the Supt. of Docs., U.S. G.P.O., 1976.