APA (7th ed.) Citation

United States. Bureau of Reclamation. (1988). Earth manual: A guide to the use of soils as foundations and as construction materials for hydraulic structures (2nd ed. [1974].). U.S. Dept. of the Interior, Bureau of Reclamation.

Chicago Style (17th ed.) Citation

United States. Bureau of Reclamation. Earth Manual: A Guide to the Use of Soils as Foundations and as Construction Materials for Hydraulic Structures. 2nd ed. [1974]. [Washington, D.C.?]: U.S. Dept. of the Interior, Bureau of Reclamation, 1988.

MLA (9th ed.) Citation

United States. Bureau of Reclamation. Earth Manual: A Guide to the Use of Soils as Foundations and as Construction Materials for Hydraulic Structures. 2nd ed. [1974]. U.S. Dept. of the Interior, Bureau of Reclamation, 1988.