Washington, D.C. : U.S. Dept. of Education, Office of Educational Research and Improvement : For sale by the U.S. Government Printing Office, Superintendent of Documents, [1996]
Physical Details
xii, 112 pages : illustrations ; 28 cm
ISBNs
9780160487781, 0160487781
OCLC
ocm35748327
At head of title: National Center for Education Statistics.
"September 1996"--T.p. verso.
"NCES 96-902."
Includes bibliographical references.
Also available via Internet from the NCES Web site. Address as of 09/21/04: http://nces.ed.gov/pubs/96902.pdf; current access is available via PURL.