Text ( visual ) : unmediated Education in the U.S.S.R. : research and innovation / by Seymour M. Rosen. -- [Washington, D.C.] : U.S. Dept. of Health, Education, and Welfare, Office of Education ; Washington, D.C. : For sale by the Supt. of Docs., U.S. Govt. Print. Off. , 1978. -- v, 37 p. ; 23 cm. -- (HEW publication ; no. (OE) 77-19130). -- Bibliography: p. 37. -- (BA36174801) ; https://ci.nii.ac.jp/ncid/BA36174801 Author Heading(s): Rosen, Seymour Michael ; United States. Office of Education. -- Classification(s): LCC : LA832 ; DC : 370/.947. -- Subject Heading(s): LCSH : Education -- Soviet Union ; LCSH : Education -- Research -- Soviet Union