一般注記"Funded by the Office of Educational Research and Improvement, U.S. Department of Education"--T.p. verso
Distributed to depository libraries in microfiche
"October 1986."
"PIP 86-300."
Physical description for original version: xii, 158 p. : 28 cm
書誌注記Includes bibliographical references (p. 73-74)
原資料等に関する注記原資料の出版事項: Philadelphia, Penn. : Research for Better Schools, [1986]
SUPTDOC番号: ED 1.310/2: 275679
テクニカルリポート番号: PIP 86-300
GPO管理番号: 466-A-3 (MF)