並列タイトル等Mathematics achievement and classroom instructional activities
一般注記"National Center for Education Statistics."
Shipping list no.: 90-637-P
"NCES 90-491."
Physical description for original version: ix, 19, 104 p. ; 28 cm
書誌注記Includes bibliographical references (p. 17, 2nd group)
原資料等に関する注記原資料の出版事項: Washington, D.C. : U.S. Dept. of Education, Office of Educational Research and Improvement : [Supt. of Docs., U.S. G.P.O., distributor, 1990]
SUPTDOC番号: ED 1.328: M 42
テクニカルリポート番号: NCES 90-491
GPO管理番号: 455-G-9