The FHWA choice :
careers that make a difference.

APA Citation

United States. Federal Highway Administration. (1990). The FHWA choice: careers that make a difference. [Washington, D.C.?]: U.S. Dept. of Transportation, Federal Highway Administration.

MLA Citation

United States. Federal Highway Administration. The FHWA Choice: Careers That Make a Difference. [Washington, D.C.?]: U.S. Dept. of Transportation, Federal Highway Administration, 1990.

Warning: These citations may not always be complete (especially for serials).