National Research Council (U.S.). Transportation Research Board. Committee on Hydrology, Hydraulics and Water Quality. (1988). Research problem statements: Hydrology, hydraulics and water quality. Transportation Research Board, National Research Council.
Chicago-Zitierstil (17. Ausg.)National Research Council (U.S.). Transportation Research Board. Committee on Hydrology, Hydraulics and Water Quality. Research Problem Statements: Hydrology, Hydraulics and Water Quality. Washington, D.C: Transportation Research Board, National Research Council, 1988.
MLA-Zitierstil (9. Ausg.)National Research Council (U.S.). Transportation Research Board. Committee on Hydrology, Hydraulics and Water Quality. Research Problem Statements: Hydrology, Hydraulics and Water Quality. Transportation Research Board, National Research Council, 1988.