Watercad
http://rapidshare.com/files/132376253/WaterGEMS.08_XM.rar.
Fuente: http://www.taringa.net/posts/downloads/1199500/Bentley-Watercad-Xm-V8_0-Full-Pipes!-No-Limitation.html
Ingenieria civil, Normas Tecnicas,Descarga Directa, Libros, Documentos etc.