一般注記At head of title: Center for Policy Research in Education
"Funded by the U.S. Department of Education, Office of Educational Research and Improvement, grant number OERI-6-86-0011"--P. [2] of cover
Distributed to depository libraries in microfiche
"December 1986."
Physical description for original version: xi, 40 p. ; 28 cm
原資料等に関する注記原資料の出版事項: Santa Monica, CA : Rand Corporation, [1986]
SUPTDOC番号: ED 1.310/2: 278149