Lua APA (7ú heag.)
Fredlund, D. G., Rahardjo, H., & Fredlund, M. D. (2012). Unsaturated soil mechanics in engineering practice. John Wiley & Sons, Inc..
Lua i Stíl Chicago (17ú heag.)
Fredlund, D. G., H. Rahardjo, agus Murray D. Fredlund. Unsaturated Soil Mechanics in Engineering Practice. Hoboken, N.J.: John Wiley & Sons, Inc., 2012.
Lua MLA (9ú heag.)
Fredlund, D. G., et al. Unsaturated Soil Mechanics in Engineering Practice. John Wiley & Sons, Inc., 2012.
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