Olson,G W. (1973). Soil survey interpreation for engineering purposes. FAO.
Chicago Edition CitationOlson,G W. Soil Survey Interpreation for Engineering Purposes. Rome: FAO, 1973.
MLA Edition CitationOlson,G W. Soil Survey Interpreation for Engineering Purposes. FAO, 1973.
Warning: These citations may not always be 100% accurate.