TY  - BOOK
AU  - Randy H. Shih
TI  - AutoCad 2012 Tutorial First Level;2D Fundamentals
SN  - 9781585036370
AV  - T 385.S55 
PY  - 2011///
CY  - United State Of America
PB  - SDC publications
KW  - Computer aided design
KW  - Drafting textbook
ER  -