Cita APA (7th ed.)
Fredlund, D. G., Rahardjo, H., & Fredlund, M. D. (2012). Unsaturated soil mechanics in engineering practice. John Wiley & Sons, Inc..
Cita Chicago (17th ed.)
Fredlund, D. G., H. Rahardjo, i Murray D. Fredlund. Unsaturated Soil Mechanics in Engineering Practice. Hoboken, N.J.: John Wiley & Sons, Inc., 2012.
Cita MLA (9th ed.)
Fredlund, D. G., et al. Unsaturated Soil Mechanics in Engineering Practice. John Wiley & Sons, Inc., 2012.
Atenció: Aquestes cites poden no estar 100% correctes.