Specifications for construction of roads and bridges in national forests and national parks, 1941. /
Federal works agency, Public roads administration.
APA Citation
United States. Bureau of Public Roads. (1941). Specifications for construction of roads and bridges in national forests and national parks, 1941.. Washington,: U.S. Govt. Print. Off..
MLA Citation
United States. Bureau of Public Roads. Specifications for Construction of Roads And Bridges In National Forests And National Parks, 1941.. Washington,: U.S. Govt. Print. Off., 1941.
Warning: These citations may not always be complete (especially for serials).