Text ( visual ) : unmediated Projections of education statistics to 2000 / Debra E. Gerald, Paul J. Horn, William J. Hussar. -- Washington, D.C. : National Center for Education Statistics , 1989 For sale by the Supt. of Docs., U.S. G.P.O.[1989]. -- xii, 208 p. ; 28 cm. -- "NCES 89-648". -- (BA12710801) ; https://ci.nii.ac.jp/ncid/BA12710801 Author Heading(s): Gerald, Debra E. ; National Center for Education Statistics. -- Subject Heading(s): LCSH : Educational statistics -- United States ; LCSH : Education -- United States -- Statistics