National educational research and development centers
By: Office of Research.
Contributors: United States. Office of Educational Research and Improvement. Office of Research.
Publisher: Office of Research
Published: 1993
Place of publication: [Washington, D.C.?]
Language: eng
Subjects: Education -- Research -- United States.
Notes: Cover title.

"Summer 1993."

"OR-93-3036"--p. [4].