一般注記"Supported by the Office of Educational Research and Improvement ... (contract #OERI 400-83-0041) ."
Distributed to depository libraries in microfiche
"April 1987."
Physical description for original version: ii, 86, [73] p. : 28 cm
書誌注記Includes bibliographical references (p. 85-86)
原資料等に関する注記原資料の出版事項: Cambridge, Mass. : Educational Technology Center, Harvard Graduate School of Education, [1987]
SUPTDOC番号: ED 1.310/2: 291602
GPO管理番号: 466-A-3 (MF)