Potential economic impacts of changes in Puerto Rico's status under S. 712.

"April 1990."

The Vicos experiment : a study of the impacts of the Cornell-Peru project in a highland community /

"April 1982."

Drug policy and agriculture : U.S. trade impacts of alternative crops to Andean coca : report to Congressional requesters /

"B-245867"--P. [1].

Bridge deck designs for railing impacts. Final report.

Texas State Department of Highways and Public Transportation, Transportation Planning Division, Austin

Impacts of airborne pollutants on wilderness areas along the Minnesota-Ontario border /

Mode of access: Internet.

Oil shale, potential environmental impacts and control technology /

Mode of access: Internet.

Manual for evaluating secondary impacts of wastewater treatment facilities /

Prepared under contract no. 68-01-3268.