一般注記"May 1999."
Internet version dated March 1999
Shipping list no.: 2000-0046-M
"NCES 1999-186."
Physical description for original version: xii, 74 p. ; 28 cm
書誌注記Includes bibliographical references
原資料等に関する注記原資料の出版事項: Washington, DC : U.S. Dept. of Education, Office of Educational Research and Improvement, [1999]
SUPTDOC番号: ED 1.328/5: ST 2
GPO管理番号: 0455-G-09 (MF)
GPO管理番号: 0455-G-09 (online)