Lua APA (7ú heag.)

National Research Council (U.S.). Transportation Research Board. (1992). Geoenvironmental and engineering properties in rock, soil, and aggregate: A peer-reviewed publication of the Transportation Research Board. Transportation Research Board, National Research Council.

Lua i Stíl Chicago (17ú heag.)

National Research Council (U.S.). Transportation Research Board. Geoenvironmental and Engineering Properties in Rock, Soil, and Aggregate: A Peer-reviewed Publication of the Transportation Research Board. Washington, D.C: Transportation Research Board, National Research Council, 1992.

Lua MLA (9ú heag.)

National Research Council (U.S.). Transportation Research Board. Geoenvironmental and Engineering Properties in Rock, Soil, and Aggregate: A Peer-reviewed Publication of the Transportation Research Board. Transportation Research Board, National Research Council, 1992.

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