APA (7th ed.) Citation

Local Technical Assistance Program (U.S.), United States. Federal Highway Administration, & Bergstralh-Shaw-Newman, Inc. (1990). Problems associated with gravel roads. Federal Highway Administration.

Chicago Style (17th ed.) Citation

Local Technical Assistance Program (U.S.), United States. Federal Highway Administration, and Inc Bergstralh-Shaw-Newman. Problems Associated with Gravel Roads. [Washington, D.C.]: Federal Highway Administration, 1990.

MLA (9th ed.) Citation

Local Technical Assistance Program (U.S.), et al. Problems Associated with Gravel Roads. Federal Highway Administration, 1990.