National Research Council (U.S.). Transportation Research Board. (1998). Testing of conventional and unconventional aggregates and soils. National Academy Press.
Chicago-referens (17:e uppl.)National Research Council (U.S.). Transportation Research Board. Testing of Conventional and Unconventional Aggregates and Soils. Washington, D.C: National Academy Press, 1998.
MLA-referens (9:e uppl.)National Research Council (U.S.). Transportation Research Board. Testing of Conventional and Unconventional Aggregates and Soils. National Academy Press, 1998.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.