TY - BOOK AU - Omura,George AU - Benton,Brian C. TI - Mastering AutoCAD 2018 and AutoCAD LT 2018 SN - 9781119386797 PY - 2017/// CY - Indianapolis, Indiana PB - Autodesk Official Press/Sybex KW - Computer graphics KW - Computer KW - Aided design N1 - Includes index ER -