Information about the Office of Educational Research and Improvement.
[Washington, D.C.] : U.S. Dept of Education, 
United States. /
Office of Educational Research and Improvement.
Education > Education / Research > Education / Research / United States.
"June 1990"--P. .
Shipping list no.: 90-693-P.
 p. :
23 x 11 cm.
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