National Institute for Road Research. (1971). The production of soil engineering maps for roads and the storage of materials data. The Institute.
Chicago Style (17th ed.) CitationNational Institute for Road Research. The Production of Soil Engineering Maps for Roads and the Storage of Materials Data. Pretoria, South Africa: The Institute, 1971.
MLA (9th ed.) CitationNational Institute for Road Research. The Production of Soil Engineering Maps for Roads and the Storage of Materials Data. The Institute, 1971.
Warning: These citations may not always be 100% accurate.