Estimating costs for water treatment as a function of size and treatment efficiency /

Mode of access: Internet.

Motor freight terminals/railroad transportation.

Mode of access: Internet.

Costs and water quality impacts of reducing agricultural nonpoint source pollution : an analysis methodology /

Aug. 1979.

Technology and labor in copper ore mining, household appliances, and water transportation industries.

"May 1993."

Aviation security : improved controls needed to prevent unauthorized access at key airports : report to the Secretary of Transportation.

"B-226652"--P. 1.

New strategy can improve process for recovering certain medical care costs, Department of Defense : report to the Congress /

"B-133142."

Controlling rising hospital costs /

"September 1979"--Cover.

Air traffic control : computer capacity shortfalls may impair flight safety : report to the Chairman, Subcommittee on Transportation and Related Agencies, Committee on Appropriations, U.S. Senate.

"B-235974"--P. [1]

Microcomputers in transportation : getting started in microcomputers : selected readings : volume 1.

"January 1983"--Technical report documentation page.

Civil Aeronautics Board planning study : STOL/VTOL air transportation systems /

Cover title.

Trends in Federal domestic transportation programs, revenues, and expenditures : by state fiscal years 1957-1975 /

"DOT-P-10-78-46."

First annual report on the implementation of the statement on National transportation policy.

"May 19, 1972"--P. [i].

Transportation : current literature.

Mode of access: Internet.

Federal research, development, and demonstration programs in surface transportation noise /

Issued Feb. 1978.

Department of Transportation national plan for navigation /

Issued Nov. 1977.