@BOOK{ Book!D - 89960076, AUTHOR = " Eric Chappell", TITLE = "AutoCAD Civil 3D 2015 Essentials :", LIBRARY= "کتابخانه مطالعات اسلامی به زبان‌های اروپایی", SUBJECT = "AutoCAD Civil 3D,Civil engineering-- Computer programs,Surveying-- Computer programs,Three-dimensional display systems", URL = "/book/89960076/AutoCAD-Civil-3D-2015-Essentials/"}