APA (7th ed.) Citation

United States. Forest Service. Engineering Staff. (1985). Forest Service specifications for construction of roads & bridges. U.S. Dept. of Agriculture, Forest Service, Engineering Staff.

Chicago Style (17th ed.) Citation

United States. Forest Service. Engineering Staff. Forest Service Specifications for Construction of Roads & Bridges. Washington, D.C.: U.S. Dept. of Agriculture, Forest Service, Engineering Staff, 1985.

MLA (9th ed.) Citation

United States. Forest Service. Engineering Staff. Forest Service Specifications for Construction of Roads & Bridges. U.S. Dept. of Agriculture, Forest Service, Engineering Staff, 1985.