Paper version available from: General Accounting Office, P.O. Box 37050, Washington, D.C. 20013.
Distributed to depository libraries in microfiche.
"GAO/NSIAD-95-19."
"B-257828."
Mode of access: Internet via the GPO Access web site. Address as of 8/13/02: http://frwebgate.access.gpo.gov/cgi-bin/getdoc.cgi?dbname=gao&docid=f:ns95019.pdf; current access is available via PURL.