American Society of Civil Engineers. Committee on Sampling and Testing & Hvorslev, M. J. (1949). Subsurface exploration and sampling of soils for civil engineering purposes: Report on a research project.
Chicago (17e ed.) BronvermeldingAmerican Society of Civil Engineers. Committee on Sampling and Testing en M. Juul Hvorslev. Subsurface Exploration and Sampling of Soils for Civil Engineering Purposes: Report on a Research Project. [Vicksburg?], 1949.
MLA (8e ed.) BronvermeldingAmerican Society of Civil Engineers. Committee on Sampling and Testing en M. Juul Hvorslev. Subsurface Exploration and Sampling of Soils for Civil Engineering Purposes: Report on a Research Project. 1949.
Let op: Deze citaties zijn niet altijd 100% accuraat.