APA
Transportation Research Record nr 548, . (1975). Soil and rock mechanics, culverts, and compaction. Washington: Transportation Research Record nr 548.
Chicago
Transportation Research Record nr 548, . 1975. Soil and rock mechanics, culverts, and compaction. Washington: Transportation Research Record nr 548.
Harvard
Transportation Research Record nr 548, . (1975). Soil and rock mechanics, culverts, and compaction. Washington: Transportation Research Record nr 548.
MLA
Transportation Research Record nr 548, . Soil and rock mechanics, culverts, and compaction. Washington: Transportation Research Record nr 548. 1975.