@BOOK{ Book!D - 93617824, AUTHOR = "/ Eric Chappell", TITLE = "AutoCAD Civil 3D 2013 Essentials", LIBRARY= "کتابخانه مرکزی، مرکز اسناد و تامین منابع علمی دانشگاه صنعتی سهند", SUBJECT = "ENGINEERING (uncategorised)&COMPUTER SCIENCE", URL = "/book/93617824/AutoCAD-Civil-3D-2013-Essentials/"}