National Research Council (U.S.). Highway Research Board, National Research Council (U.S.). Highway Research Board. Meeting, & National Research Council (U.S.). Committee on Characteristics of Bituminous Materials. (1972). Asphalt mixture characterization and asphalt grading: 10 reports prepared for the 51st Annual Meeting. Highway Research Board.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNational Research Council (U.S.). Highway Research Board, National Research Council (U.S.). Highway Research Board. Meeting, और National Research Council (U.S.). Committee on Characteristics of Bituminous Materials. Asphalt Mixture Characterization and Asphalt Grading: 10 Reports Prepared for the 51st Annual Meeting. Washington: Highway Research Board, 1972.
एमएलए (9वां संस्करण) प्रशस्ति पत्रNational Research Council (U.S.). Highway Research Board, et al. Asphalt Mixture Characterization and Asphalt Grading: 10 Reports Prepared for the 51st Annual Meeting. Highway Research Board, 1972.