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National Research Council (U.S.). Highway Research Board, National Research Council (U.S.). Highway Research Board. Meeting, National Research Council (U.S.). Highway Research Board. Committee on Salvaging Old Pavements By Resurfacing, National Research Council (U.S.). Highway Research Board. Committee on Snow and Ice Control, National Research Council (U.S.). Highway Research Board. Committee on Maintenance of Structures, và National Research Council (U.S.). Highway Research Board. Committee on Effect of Ice Control. Maintenance Practices: 10 Reports ; Presented at the 42nd Annual Meeting, January 7-11, 1963. Washington, D.C: Highway Research Board of the Division of Engineering and Industrial Research, National Academy of Sciences--National Research Council, 1963.

National Research Council (U.S.). Highway Research Board, et al. Maintenance Practices: 10 Reports ; Presented at the 42nd Annual Meeting, January 7-11, 1963. Highway Research Board of the Division of Engineering and Industrial Research, National Academy of Sciences--National Research Council, 1963.