National Research Council (U.S.). Transportation Research Board. Committee on Hydrology, Hydraulics and Water Quality. (1993). Research problem statements: Hydrology, hydraulics and water quality. Transportation Research Board, National Research Council.
Chicago Style (17th ed.) CitationNational 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, 1993.
ציטוט MLANational 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, 1993.