APA

TRB T. R. B. N. A. o. S., National Research Council (U.S.), . (1981). Shales and swelling soils. Washington, D.C: Transportation Research Board, Commission on Sociotechnical systems, National Research Council, National Academy of Sciences.

Chicago

TRB Transportation Research Board National Academy of Sciences, National Research Council (U.S.), . 1981. Shales and swelling soils. Washington, D.C: Transportation Research Board, Commission on Sociotechnical systems, National Research Council, National Academy of Sciences.

Harvard

TRB T. R. B. N. A. o. S., National Research Council (U.S.), . (1981). Shales and swelling soils. Washington, D.C: Transportation Research Board, Commission on Sociotechnical systems, National Research Council, National Academy of Sciences.

MLA

TRB Transportation Research Board National Academy of Sciences, National Research Council (U.S.), . Shales and swelling soils. Washington, D.C: Transportation Research Board, Commission on Sociotechnical systems, National Research Council, National Academy of Sciences. 1981.