"GAO-01-206R.", "January 8, 2001.", and Title from title screen.
Includes bibliographical references.
Mode of access: Internet from the GPO Access web site. Address as of 05/17/01: http://frwebgate.access.gpo.gov/cgi-bin/getdoc.cgi?dbname=gao&docid=f:d01206r.pdf; current access is available via PURL. and System requirements: Adobe Acrobat Reader.