TY  - BOOK
AU  - Leach,James A.
TI  - AutoCad 2009 instructor: a student guide to complete coverage of AutoCAD's commands and features 
SN  - 9780073375342
PY  - 2009///
CY  - New York
PB  - McGraw-Hill Science/Engineering/Math
KW  - AutoCAD (Computer file)
KW  - Computer graphics
ER  -