Belcher, D. J., Gregg, L. E., & Woods, K. B. (1943). The formation, distribution, and engineering characteristics of soils: A report of an investigation conducted by the Engineering experiment station, Purdue university, in co-operation with the State highway commission of Indiana. Purdue university.
Chicago Style (17th ed.) CitationBelcher, Donald Jenks, Lowell Edward Gregg, and Kenneth B. Woods. The Formation, Distribution, and Engineering Characteristics of Soils: A Report of an Investigation Conducted by the Engineering Experiment Station, Purdue University, in Co-operation with the State Highway Commission of Indiana. [Lafayette, Ind.]: Purdue university, 1943.
MLA (9th ed.) CitationBelcher, Donald Jenks, et al. The Formation, Distribution, and Engineering Characteristics of Soils: A Report of an Investigation Conducted by the Engineering Experiment Station, Purdue University, in Co-operation with the State Highway Commission of Indiana. Purdue university, 1943.