Roston, J. P., Roberts, F. L., & Baron, W. (1976). Density standards for field compaction of granular bases and subbases. Transportation Research Board, National Research Council.
Chicago Style (17th ed.) CitationRoston, J. P., Freddy L. Roberts, and William Baron. Density Standards for Field Compaction of Granular Bases and Subbases. Washington: Transportation Research Board, National Research Council, 1976.
MLA (9th ed.) CitationRoston, J. P., et al. Density Standards for Field Compaction of Granular Bases and Subbases. Transportation Research Board, National Research Council, 1976.
Warning: These citations may not always be 100% accurate.