Leach, J. A., & James A. Leach. (2007). AutoCAD 2007 instructor: A student guide to complete coverage of AutoCAD's commands and features. Boston: McGraw-Hill Higher Education.
Trích dẫn kiểu ChicagoLeach, James A., và James A. Leach. AutoCAD 2007 Instructor: A Student Guide to Complete Coverage of AutoCAD's Commands and Features. Boston: McGraw-Hill Higher Education, 2007.
MLA引文Leach, James A., và James A. Leach. AutoCAD 2007 Instructor: A Student Guide to Complete Coverage of AutoCAD's Commands and Features. Boston: McGraw-Hill Higher Education, 2007.
警告:這些引文格式不一定是100%准確.