The U.S. General Services Administration's fiscal year 2003 Capital Investment Program : hearing before the Subcommittee on Economic Development, Public Buildings, and Emergency Management of the Committee on Transportation and Infrastructure, House of Representatives, One Hundred Seventh Congress, second session, June 5, 2002.

"107-83."

Assessing the relationship between transportation infrastructure and productivity : summary of current research : part of a highways and economic productivity agenda.

"August 1992."

Assessment of selected LTPP material : data tables and development of representative test tables /

"March 2003."

The utilization of infrastructure in Illinois communities /

Mode of access: Internet.