TY  - BOOK
AU  - Gupta,, B.V.R.
AU  - Raja Roy,, M.
TI  - Engineering drawing with AutoCAD / 
U1  - 604.2 
PY  - 2009///
CY  - New Delhi
PB  - I. K. International
KW  - Engineering drawing
KW  - Drawing instruments
KW  - Computer aided drawing
ER  -