一般注記Cover title
"Supported in part by the Office of Educational Research and Improvement (contract # OERI 400-83-0041) "--P. [2] of cover
Distributed to depository libraries in microfiche
"January 1988"--P. [1] (1st group)
Physical description for original version: [2], 20, [6] p. : 28 cm
原資料等に関する注記原資料の出版事項: [Cambridge, MA] : Educational Technology Center, Harvard Graduate School of Education, [1988]
SUPTDOC番号: ED 1.310/2: 289743
GPO管理番号: 466-A-3 (MF)